
Appmaking
Appscribed
BuildNextApp
Appspex provides implementation-ready software specifications for AI-assisted development, covering scope, workflows, data models, and acceptance criteria.

Bubble.io
Appmaking
Inputo.app
HD Studio
Builder.ai
Lovable
Glide Apps
AI app builder that turns plain-English descriptions into deployed, production-ready apps. Build full-stack apps, games, and websites without writing code — from $5/month.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | appspex.com | nxcode.io |
| Pricing | ||
| Company | Startup from Spain · 1 - 9 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Appspex is a library of structured, implementation-ready software specifications for founders and builders working with AI coding agents. Each specification brings together product scope, user roles, workflows, data models, edge cases, and acceptance criteria in one coherent plan. Instead of...
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