Base44's published plans run from Free ($0; 25 message and 100 integration credits a month) to Elite ($200/month billed monthly, $160/month billed annually), read on base44.com/pricing on 23 September 2026. For a production app the subscription is the smallest line: the real total cost adds AI credit overage (typically $100–500/month for active development, paid in practice as a bigger plan), third-party integrations not bundled (Resend or Postmark for email, Stripe processing fees, OpenAI for cache layers, Sentry, log retention — together $150–600/month), insurance and contingency reserves for outages and migration, and the engineering opportunity cost of fighting AI agent regressions and platform-specific quirks. A typical small SaaS spends $400–1,000/month cash on Base44 in our modelled range, plus engineering opportunity cost on top (see the worked example below). The marketed monthly subscription is only the floor of the true monthly bill.
Why this matters
Most Base44 cost analyses you'll find online are marketing copy. They list the subscription tiers, multiply by twelve, and call it the annual cost. That understates the bill for any production app, and it shapes platform-choice decisions on incomplete data.
This analysis, by the lead engineer at Base44Devs, walks every line on a real Base44 bill. We use observed pricing from feedback boards, our own client engagements, and public review sites. We are not affiliated with Base44 and we are not selling alternative tiers. The point is to give you a realistic monthly number to plan against.
The five cost surfaces
A production Base44 app has costs across five surfaces. Most cost discussions only mention the first.
- Platform subscription — the headline tier price.
- AI generation credits — agent prompts, integration calls, image generation.
- Third-party services — Stripe, Twilio, SendGrid, OpenAI (cache layer), Sentry, monitoring.
- Insurance and contingency — outage cost, migration runway, security audit.
- Engineering time spent on platform-specific work — regression-loop debugging, manual hardening, custom proxy infrastructure.
Surfaces 1–3 are direct cash. Surface 4 is reserved cash. Surface 5 is opportunity cost. All five matter for a complete picture.
Surface 1: subscription tiers
Base44's published plans, read directly from base44.com/pricing on 8 August 2026 with both billing toggles captured, and re-checked on 13 September and 23 September 2026 — nothing had moved. Treat any plan price older than a few weeks as unverified, this one included: Base44 publishes no price history, and every competing page quoting these numbers quotes them with no date at all.
| Plan | Monthly billing | Annual billing (per month) | Message credits / mo | Integration credits / mo |
|---|---|---|---|---|
| Free | $0 | $0 | 25 | 100 |
| Starter | $20 | $16 | 100 | 2,000 |
| Builder | $50 | $40 | 250 | 10,000 |
| Pro | $100 | $80 | 500 | 20,000 |
| Elite | $200 | $160 | 1,200 | 50,000 |
| Enterprise | Custom | Custom | Custom | Custom |
Base44 states that annual billing saves 20% on every paid plan, and its own wording is precise about how that discount is computed: the saving is "applied to the monthly price multiplied by twelve", charged once a year. Read in the direction most people actually buy — month to month — the same sentence means paying monthly costs about 25% more than the annual rate, not 20% more. Elite is $160/month on annual billing against $200/month on monthly: a $40 monthly premium, $480 a year, for the flexibility of not committing. Both numbers describe the same discount; which one you should plan against depends on whether you are willing to commit twelve months up front to a platform you are still evaluating.
Base44 defines credits as "your monthly usage allowance for AI messages and integration actions", and notes that "exact usage varies based on the action and the selected AI model". Its Credits documentation now gives rough per-action estimates (about 0.5 message credits for a simple text change, ~1 for a small feature, ~2 for a complex module, ~3–4 for an app-wide change), but says the real figure is calculated after the action runs and can differ between workspaces. That is still why the tier you pick is set by how hard you work the agent, not by how many users your app has.
What the tier buys: access to the IDE, the AI agent, a fixed allowance of credits, and platform features (custom domain, code export, and so on). A self-serve tier does not buy an SLA, dedicated support response time, or any contractual uptime commitment; Base44 reserves SLA commitments for Enterprise contracts (base44.com/security).
What the tier does not buy: anything in surfaces 2–5. The tier is the floor of the bill, not the bill. Before you commit to one, model your own credit and integration burn against these tiers — the plan you can afford and the plan your burn rate requires are frequently two different rows of the table above.
Is Base44 free, and what does the free tier actually get you?
Yes, there is a genuinely free tier, and the figures above are the whole of it: $0, 25 message credits and 100 integration credits per month. It is enough to answer "can this platform build the thing I am imagining." It is not enough to answer "can I run a business on it," and the gap between those two questions is where Base44 budgets go wrong.
What 25 message credits actually buys
Twenty-five message credits is an allowance of agent turns, not an allowance of features, and the Free plan caps it at 5 a day. Base44's docs estimate about 0.5 credits for a simple text change and 3–4 for an app-wide one, so one prompt is not one credit, and the docs say the real figure is only known after the prompt runs.
The arithmetic that decides the free tier is the failure case, not the happy path. Every prompt that introduces a regression costs a second prompt to diagnose it and a third to undo it, and all three draw on the same 25. Discuss-mode messages (about 0.3 each) draw on it too, and on the Free plan so do the automatic AI fixes, which are free on paid plans. One concentrated session of real iteration can take the whole day's 5-credit allowance, which is why the free tier reads as generous on the pricing page and behaves like a demo in the editor.
The 100 integration credits are a separate allowance. They are spent by your app calling out — email, LLM calls, image generation, third-party APIs — not by you prompting. An app with a working signup email consumes them while you are not touching the editor at all.
Why the free tier expires faster than it looks
The allowance is monthly and does not roll over. Base44's Credits documentation states that "unused monthly credits expire at the end of your credit cycle and do not carry over to the next month" (read 23 September 2026), and its Terms of Service (section 10.4) say the same while reserving Base44's discretion to grant rollover to some customers. The operational workarounds are in unused credits don't roll over.
The practical consequence for anyone evaluating on Free: run the evaluation as a focused stretch of consecutive days (the daily cap is 5 credits) rather than a few prompts a week. A few prompts a week spends the same allowance and teaches you less, because you never reach the regression case that decides whether the platform is viable for your app. The step up is Starter at $20/month on monthly billing, or $16/month on annual — 100 message credits and 2,000 integration credits.
Surface 2: credit consumption
This is the surface a budget built from the pricing page underestimates. Credits are consumed by:
- Each prompt to the AI agent.
- Each backend function invocation (about 1 integration credit per 100) and each integration it calls.
- Each LLM, image-gen, or email integration call.
- Each Discuss-mode message (about 0.3 credits; Discuss is where you plan without changing the app).
- Repeated iterations to fix regressions the agent introduced.
What Base44's own Credits documentation estimates, read 23 September 2026:
- A simple visual or text change: ~0.5 message credits. A small feature across a few files: ~1. A complex module: ~2. An app-wide change: ~3–4.
- Integration calls: ~1 per email (~2 from a custom domain), ~1 per generated image, ~1 per LLM call on the Automatic model and ~15 on GPT-5.4. Database reads and writes cost nothing.
- A "fix this bug" turn that turns into a regression loop: every manual re-prompt is billed again, while automatic AI fixes are free on paid plans.
Real reports sit far above those estimates. Henry Collins wrote on Medium in January 2026 that changing "a single CTA button link" cost him 15 credits. The gap between ~0.5 and 15 is the problem in one number: the allowance is spent per turn, the regression case multiplies turns, and the per-action figures are estimates Base44 calculates after the action runs, with no preview before it.
Realistic monthly credit budget (message credits; our modelled planning ranges, not a measured dataset) for an app under active development:
- Greenfield (heavy agent use, lots of features being added): 1,500–3,000 credits.
- Steady-state production (small features, mostly bug fixes): 400–1,000 credits.
- Maintenance only (occasional content changes): 100–300 credits.
Set those against the plan table. Elite — the largest published self-serve tier — includes 1,200 message credits. Greenfield development at the top of the range above exceeds every published tier, and a Pro plan at 500 message credits overruns in any greenfield month and in busier steady-state ones. That single mismatch is a common reason a Base44 bill arrives higher than the pricing page implied.
What happens when you do run out is now documented. Base44's Credits documentation says actions that need credits pause until your reset date, and "if you prefer not to wait, you can upgrade or adjust your plan"; the pricing page's out-of-credits line points to upgrading too. The "top up at any time" line we read in Base44's pricing FAQ on 8 August 2026 is gone (re-read 23 September 2026), and no page documents how to buy a credit pack (the billing docs mention "credit top-ups" only in a list of actions blocked during a chargeback), which matches the user reports collected at cannot buy credits mid-cycle. In practice, "credit overage" on Base44 means a bigger plan: move up a tier, or on Elite, choose a larger credit amount from the plan's drop-down, which Base44's billing docs describe.
Surface 3: third-party services
Base44 does not include in its subscription:
| Service | Purpose | Typical monthly |
|---|---|---|
| Resend or Postmark | Reliable transactional email | $20–80 |
| Stripe | Payments | 2.9% + $0.30/txn |
| Twilio | SMS/voice | $0.0079/SMS + monthly fee |
| OpenAI direct | Cache layer for LLM | $20–200 |
| Sentry | Frontend error tracking | $26–80 |
| Logflare or Axiom | Structured log retention | $20–100 |
| Cloudflare Workers | CDN, security headers, edge SSR | $0–50 |
| BetterStack or Pingdom | Synthetic monitoring | $20–60 |
| Plausible or PostHog | Analytics | $9–50 |
Total: roughly $150–600/month for a production-ready stack on top of Base44. None of these are optional if you take the production-readiness pillars in our readiness guide seriously.
Note that some of these (logging, monitoring, error tracking) you would also pay if you ran on AWS or Vercel. The cost is not Base44-specific. But you cannot skip them just because Base44 hosts the app — the platform's built-in versions of each are insufficient for production.
Surface 4: insurance and contingency
This is the cost teams skip and then pay anyway, just under different line items.
Outage exposure. Base44 has had platform-wide outages: our post-acquisition timeline records a multi-hour one on 3 February 2026 against the platform's own status page. Base44 publishes no uptime SLA for self-serve plans; Enterprise customers get SLA commitments in their contract. If your app is down for 4 hours during business hours, what does that cost you in lost revenue, support load, and customer churn? Put your own number on it, and budget at least one of these per year as a probability-weighted line item.
Migration runway. If the platform raises prices, changes terms, or has a sustained outage, you need engineering capacity to migrate. A migration is a substantial engineering project; our published migration tiers, further down this page, price it by app size. We recommend keeping this as a known number, even if you don't allocate the cash.
Security audit. A pre-launch audit is $497–5,000 depending on scope. Annual re-audits should be budgeted. We cover what an audit covers in the security hardening checklist.
Surface 5: engineering time
The hidden cost. For every hour the agent works for you, expect engineer time on top:
- Reviewing what the agent did and reverting bad changes.
- Patching the agent's missing ownership filters and error handling.
- Working around the platform's missing features (real logging, custom headers).
- Debugging regression loops.
Part of an engineer's time on a Base44 project goes into platform-specific work that would not exist on a stack the team controls. Measure that share on your own team: at $100–200/hour internal cost, even a modest share is a meaningful number.
This cost compounds over time. Every workaround you build is technical debt that survives only as long as the workaround does. Schema migrations and platform updates regularly require the workarounds to be re-validated.
Worked example: a small B2B SaaS
A B2B SaaS with 200 paying users, $50/month average, $10,000/month revenue. The team is two engineers, one designer.
| Surface | Line | Monthly |
|---|---|---|
| 1. Subscription | Base44 Elite tier, monthly billing | $200 |
| 1. Subscription | 25% headroom for tier upgrades | $50 |
| 2. Credits | Greenfield active development | $300 (overage) |
| 3. Third-party | Resend | $40 |
| 3. Third-party | Sentry | $26 |
| 3. Third-party | Logflare | $30 |
| 3. Third-party | Cloudflare Workers | $5 |
| 3. Third-party | BetterStack | $20 |
| 3. Third-party | Plausible | $19 |
| 3. Third-party | OpenAI cache | $80 |
| 4. Insurance | Annual audit amortized | $50 |
| 4. Insurance | Migration runway reserve | $300 |
| Total cash | $1,120 | |
| 5. Engineering | 30% of one engineer ($150/hr × 40 hrs) | $1,800 (opportunity) |
Note the first line against the plan table: $200 is Elite on monthly billing. The same seat on annual billing is $160, so this example carries a $40/month premium — $480 a year — purely for paying month to month.
Total: roughly $1,120 in cash plus $1,800 in opportunity cost, or $2,920/month all-in for an app that markets at "$200/month."
That $1,120 sits above the $400–1,000 small-SaaS range in the cost summary below for two reasons: this team is in greenfield development on Elite, and $350 of it is reserves (the amortized audit and the migration runway) rather than money spent that month.
For comparison, the same app on Next.js + Supabase + Vercel + Resend would run $80–250/month in cash, and the engineering opportunity cost drops to under $500/month because the team isn't fighting platform-specific issues.
Worked example: a vibe-coded MVP
An MVP being prototyped, no paying users yet, one indie founder.
| Surface | Line | Monthly |
|---|---|---|
| 1. Subscription | Builder tier, monthly billing | $50 |
| 2. Credits | Heavy iteration, regular overage | $80 |
| 3. Third-party | Plausible | $9 |
| Total cash | $139 |
For an MVP, Base44's value proposition holds up. $140/month for an app that would take 4–6 weeks of engineering to build is a clear win. The cost surfaces start to matter once the MVP gets users.
Worked example: enterprise pilot
A larger team running a pilot for 5,000 users, real PII, regulatory compliance.
| Surface | Line | Monthly |
|---|---|---|
| 1. Subscription | Enterprise (negotiated) | $1,500–4,000 |
| 2. Credits | Heavy multi-engineer use | $500–1,500 |
| 3. Third-party | Production stack including SOC 2 logging | $400–800 |
| 4. Insurance | Quarterly audit amortized | $400 |
| 4. Insurance | Migration runway reserve | $1,500 |
| Total cash | $4,300–8,200 | |
| 5. Engineering | 40% of three engineers | $10,000+ (opportunity) |
At this scale, the cash cost approaches what the team would spend running the same workload on AWS or GCP. In this example, the opportunity cost — engineering time fighting the platform — exceeds it.
The ratchet effect
Base44 pricing has a ratchet: you can move up tiers, but moving down is harder. Mid-cycle overage forces an upgrade, and downgrading back at the start of the next cycle requires losing access to features you may have built around. This is not specific to Base44 — most SaaS pricing has this property — but it compounds with the credit overage problem.
Plan for the ratchet by setting your tier one notch above your average expected usage, rather than at the average. The waste from a slightly oversized tier is less than the cost of repeated mid-cycle upgrades.
Base44's billing docs confirm the asymmetry: an upgrade takes effect immediately after you pay, while a downgrade takes effect at the end of your current billing period. If the right move is to stop paying altogether, what cancelling a Base44 subscription does to your apps and credits covers the drop to the Free plan and what happens to your unused balance.
Common cost-estimation mistakes
Quoting only the subscription. This is the smallest line for any active app.
Ignoring credit overage. Greenfield development can outrun even the largest published tier's credit allowance, as the modelled ranges above show. Budget for this.
Forgetting the third-party stack. You need real email, real logging, real monitoring. None are included.
Skipping the migration reserve. If the platform changes terms, you need a budget to leave. Reserve it now, or pay for it later under deadline pressure.
Pretending engineering time is free. It is not. The platform-specific work is real cost.
Comparing only against other vibe-coding tools. The right comparison is against Next.js + Supabase or against custom development. Base44 is faster to start; the long-run cost depends entirely on your usage profile.
Cost summary
| App stage | Realistic monthly all-in (cash) |
|---|---|
| Solo MVP, prototyping | $100–250 |
| Small SaaS, under 1k users | $400–1,000 |
| Mid SaaS, 1k–10k users | $1,000–3,000 |
| Enterprise pilot, regulated | $4,000–10,000+ |
These ranges are modelled, not measured: they are built from Base44's published plan prices, the published list prices of the third-party services above, and the five surfaces — sanity-checked against what we see in client engagements rather than averaged out of a billing dataset. We will say so on this page until we publish a measured figure. Yours will vary; the variance is mostly driven by AI agent usage intensity and the regularity of regression loops.
This page sizes the decision before you commit to it. If the app is already live and you are reconciling a bill that has already arrived, what the same app costs to run once it is live tracks the month-to-month run rate instead.
The other bill: what it costs to have a Base44 app built
Everything above is the platform bill. There is a second bill that no pricing page publishes, because the vendor is never the party who sends it: what it costs to get the app actually built, finished, or repaired by engineers. The second bill can be the larger of the two — and it is a one-off set against a subscription that recurs forever, which is why comparing "$50 a month" against "$9,000 once" the way people instinctively do gets the decision backwards.
We publish our own prices, so the numbers in this section are first-party and checkable rather than an industry estimate.
Audit first: $497 to find out what you are actually buying
If an app already exists, the cheapest useful number is a $497 production audit: one senior engineer, 12 components, 110 pass/fail checks, a written report inside one business day. The expensive mistake is not hiring the wrong builder — it is scoping the work before anyone has read the app, which is how fixed-price quotes turn into hourly ones halfway through. The $497 fee is credited in full against any fix, build, migration or written-recommendation engagement booked within 30 days. On the path where you do go ahead, it costs nothing net.
Fixed-price build scopes and what each one includes
If the app does not exist yet, our fixed-price Base44 build scopes are $4,500 for a 2–4 week MVP (auth plus one core workflow, mobile-responsive), $9,000 for a 4–6 week standard build (multi-role auth, Stripe, webhooks, observability), and $15,000 for a 6–10 week premium build (custom integrations, an accessibility pass, migration plan included). Every tier ships with full code export and a 30-day defects warranty, and each one publishes what is explicitly out of scope, because the out-of-scope list is what decides whether a fixed price stays fixed.
Set those against the platform bill honestly rather than against each other. A $9,000 standard build alongside a $50–200/month plan is roughly $9,600–11,400 in year one and $600–2,400 a year after that, before credits and third-party services. The build is the number you negotiate once; the recurring line is the number that compounds — and how the app was built is what decides how much of that recurring line you spend fighting it.
When the cheaper number is to leave the platform
Sometimes the right build is not on Base44 at all. Our published migration tiers are $6,000 for an app up to 5 tables and 10 routes, $12,000 for up to 20 tables with multi-role auth and Stripe, and $25,000+ for multi-tenant or SOC 2 / HIPAA-compatible work. The break-even is arithmetic, not ideology: the same app on Next.js + Supabase + Vercel + Resend runs $80–250/month in the cash column of the worked examples above, so an app paying Base44 $1,000/month recovers a $12,000 migration in roughly 15 months, and one paying $2,000/month recovers it in about seven. The full head-to-head lives in Base44 vs custom development cost; we are not going to re-run it here.
Want us to model your specific costs?
Our $497 audit produces a per-app cost model with all five surfaces, calibrated against your real usage data. We compare it against the cost of migrating to Next.js + Supabase or self-hosted alternatives, with payback period and risk-adjusted ROI. Order an audit or book a free 15-minute call.
Related reading
- Base44 Credit System Explained — deeper dive on credit consumption and how to reduce it.
- Base44 vs Custom Development Cost — explicit total-cost comparison against building from scratch.
- Base44 After the Wix Acquisition — what changed in pricing and policy after June 2025.
- What it costs to fix a broken Base44 app — remediation and rescue pricing when an app needs repair rather than migration.