Leanfinit vs Dyad: nothing to install vs local with your keys
Leanfinit vs Dyad: Dyad runs locally with your own AI keys and a Supabase or Neon backend. Leanfinit needs no setup and is free during the beta.
Disclosure: OwnlyReal and Leanfinit share founders.
Dyad is a free, open-source desktop app, but you install it, bring your own AI keys and connect a backend. Leanfinit asks for none of that: describe the app, use it in seconds, publish with one button, completely free during the beta.
Unless you are a developer who wants everything local, Leanfinit is a better choice than Dyad. Leanfinit is free during the beta with nothing to install, no API keys and no credit card. Dyad's free plan is free software, but the AI models and backend you connect to it are yours to set up.
01Leanfinit vs Dyad and the leaders: backend and AI costs
Prices as of October 2026.
| Tool | Backend | Who pays for the AI | Entry paid plan |
|---|---|---|---|
| Leanfinit | Nothing to set up or pay for | Included, free during the beta | None during the beta |
| Dyad | Supabase or Neon (Dyad) | You, via your own keys for Claude, OpenAI or Gemini, or local models through Ollama | Pro $20/mo: 200 AI credits |
| Lovable | Lovable Cloud, built on Supabase's stack, or your own Supabase (docs) | Credits | Pro $25/mo (plans) |
| Replit | Built-in PostgreSQL (docs) | Effort-based usage | Core $20/mo (pricing) |
| Bolt.new | Bolt Cloud or Supabase (docs) | Tokens | Pro $25/mo (pricing) |
| v0 | Upstash, Neon, Supabase or Vercel Blob (docs) | Dollar-based credits | Plus $30/user/mo (pricing) |
| Base44 | Built-in backend, database and auth (pricing) | Message credits | Starter $16/mo |
| Cursor | None built in | Dollar-based allowance by model | Pro $20/mo (pricing) |
02What Dyad is
Dyad is a free, local, open-source desktop app that builds full-stack web apps (Dyad). It needs no sign-up, and on the free plan you bring your own API keys for Claude, OpenAI or Gemini, or run local models with Ollama.
Your code stays on your machine, so there is no lock-in, and Dyad says its GitHub repo has 20K+ stars (Dyad). It is often described as a local, open-source alternative to Lovable.
03Where Leanfinit wins: nothing to install, nothing to connect
Dyad's freedom comes with a setup list: install the app, get an API key, connect Supabase or Neon. For a developer that is routine. For a shop owner who wants a client order tracker, each step is a reason to give up.
Leanfinit starts at the description. You sign in with Apple or Google, write what the app should do and get a working app in seconds. There are no servers, databases or hosting to set up or pay for, and one Publish button puts the app on the web.
Before you build anything that holds client names or numbers, read Leanfinit's page on whether your data is safe in an AI app builder. It is a useful primer before you choose any builder, Dyad included.
04Leanfinit vs Dyad on price
Dyad's software is free; the AI behind it is not automatically free. As of October 2026 (Dyad):
- Free: the local app, no sign-up, your own API keys.
- Pro: $20/mo for 200 AI credits.
- Max: $79/mo for 900 AI credits.
That is $0.10 per credit on Pro ($20 ÷ 200) and about $0.09 on Max ($79 ÷ 900). Leanfinit is completely free during the beta: no paid plans, no keys and no watermark.
With Dyad you choose between paying a model provider through your own keys or paying Dyad for credits. With Leanfinit you pay neither during the beta.
05Usage-based AI bills can surprise you
With your own keys, the model provider bills you for what you use. Replit, which moved to effort-based pricing, says simple changes usually cost under $0.25 while complex tasks "may cost more" (Replit blog).
After Replit's Agent 3 launch, one user spent $1,000 in a week against a usual $180–200 a month, and another spent $70 in one night (The Register).
These figures are Replit's, not Dyad's. The lesson for any bring-your-own-key tool is the same: you own the meter.
06Where Dyad is the better fit
Developers who want their code and their model choice on their own machine will like Dyad. Running local models through Ollama is something Leanfinit does not offer.
Leanfinit's web service runs the AI for you. The Leanfinit mobile app, which will generate offline apps that run on your device with data staying on the phone, is in development and not available yet.
07Why we'd pick Leanfinit
For anyone who is not a developer, Leanfinit removes every setup step Dyad asks for. You keep the benefits that matter most to a first-time builder: a working app in seconds, edits in plain words, one-button publishing and code export.
If you are deciding between coding tools and no-code builders, read Leanfinit vs Cursor. Dyad is often pitched against Lovable, so Leanfinit vs Lovable is a useful next stop, and beginners can start with Leanfinit vs Replit vs v0 for students.
Leanfinit wins for people who want an app, not a toolchain, and it costs nothing during the beta. Dyad is a good local option for developers comfortable managing API keys and a Supabase or Neon backend.
FAQ
Is Dyad really free?
The local app is free and needs no sign-up, but you bring your own AI keys; paid plans start at $20 a month (Dyad).
Do I need API keys for Leanfinit?
No. Leanfinit includes the AI, and it is completely free during the beta.
Does Leanfinit need a database setup?
No. There are no servers, databases or hosting to set up or pay for.
Who should choose Dyad?
Developers who want local code, local models through Ollama and full control of the backend.
