Alternatives · App Builders
Capacity alternatives
Capacity compared with 5 alternatives: Lovable, Bolt, Base44, Replit and Emergent.
Capacity is a paid product with a free trial, starting at $25 per month (Starter). All 5 alternatives are free or have a free plan.
5 tools · Listings checked up to Oct 5, 2026 · Where the facts come from
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| CapacityThis tool | Free trial · from $25/mo | Trial only | Web, macOS |
| Lovable | Free plan · from $21/mo | Yes | Web, macOS, Windows, iOS, Android |
| Bolt | Free plan · from $18/mo | Yes | Web |
| Base44 | Free plan · from $16/mo | Yes | Web, iOS, Android |
| Replit | Free plan · from $18/mo | Yes | Web, macOS, Windows, Linux, iOS, Android |
| Emergent | Free plan · from $17/mo | Yes | Web |
How each one differs from Capacity
- Free plan · from $21/mo
Lovable
Chat-based AI builder for full-stack web apps and websites
- Lovable starts at $21 per month, billed annually ($250 a year); $25 billed monthly. Capacity starts at $25 per month (Starter).
- Lovable has a free plan. Capacity does not, though it has a free trial.
- Only Lovable lists Windows, iOS and Android apps.
- Capacity also covers AI agents.
Suits: Founders and product teams turning an idea into a working web app
- Free plan · from $18/mo
Bolt
Browser-based AI builder for websites, web apps and mobile apps
- Bolt starts at $18 per month, billed yearly ($216); $25 billed monthly (Pro). Capacity starts at $25 per month (Starter).
- Bolt has a free plan. Capacity does not, though it has a free trial.
- Only Capacity lists a macOS app.
- Capacity also covers AI agents.
Suits: Prototyping a web app or site from a prompt without a local setup
- Free plan · from $16/mo
Base44
No-code AI builder with a database, login and hosting included
- Base44 starts at $16 per month, billed annually (Starter). Capacity starts at $25 per month (Starter).
- Base44 has a free plan. Capacity does not, though it has a free trial.
- Only Base44 lists iOS and Android apps.
- Only Capacity lists a macOS app.
- Capacity also covers AI agents.
Suits: Non-developers building internal tools, portals or back-office apps
- Free plan · from $18/mo
Replit
Cloud platform where an AI agent builds, hosts and publishes apps
- Replit starts at $18 per month, billed annually; $20 billed monthly (Core). Capacity starts at $25 per month (Starter).
- Replit has a free plan. Capacity does not, though it has a free trial.
- Only Replit lists Windows, Linux, iOS and Android apps.
Suits: People who want an app built, hosted and published in one place
- Free plan · from $17/mo
Emergent
AI agents that build and deploy full-stack web and mobile apps
- Emergent starts at $17 per month, billed annually; $20 billed monthly (Standard). Capacity starts at $25 per month (Starter).
- Emergent has a free plan. Capacity does not, though it has a free trial.
- Only Capacity lists a macOS app.
Suits: Solo founders who want a web app and a matching mobile app from one project
Limits worth knowing in Capacity
- The pricing page lists no free plan; paid plans start at $25 a month, and extra credits are sold from $9 for 10.
- The built-in agent is metered in credits, and each message uses a variable amount depending on the task.
- Servers larger than the free 256 MB tier draw 1 to 10 credits a day from the same balance.
- The desktop app is described as a Mac app; no Windows or Linux version is mentioned.
Common questions
What are the alternatives to Capacity?
The alternatives to Capacity in this directory are Lovable, Bolt, Base44, Replit and Emergent. Each one has a side-by-side comparison with Capacity.
Is there a free alternative to Capacity?
Yes. Lovable, Bolt, Base44, Replit and Emergent have a free plan alongside paid ones.
Which Capacity alternatives work on Windows?
The Capacity listing does not include a Windows app. Lovable and Replit list one.
Which Capacity alternatives work on Linux?
The Capacity listing does not include a Linux app. Replit lists one.
When were these prices checked?
Every listing on this page was checked on Oct 5, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.