Fact Checker AI Humanizer New Community Pricing Tools Directory New

bolt.new

Prompt, run, edit, and deploy full-stack web apps

★★★★☆ 4.4/5
FactScore™ 71
VS

Sparrow

The lightest and fastest API testing platform

★★★★★ 5.0/5
FactScore™ 61.5

Updated February 2026

bolt.new Sparrow
Rating 4.4★ 5.0★
Reviews 40 16
Pros 17 21
FactScore™ 71 61.5

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

👑
71
bolt.new FactScore™
★ bolt.new wins on FactScore™
61.5
Sparrow FactScore™

Pros & Cons

Only in bolt.new — Pros

No-code platform Fast prototyping AI-generated web app Effortless deployment Framework support Lightning-fast frontend design Mvp creation Seamless dev environment Streamlined web development Chrome extension Enhance prompt feature Error detection AI Manual coding with AI features NPM package installation Production-ready UI Smart defaults Supabase integration

Both tools — Pros

—

Only in Sparrow — Pros

Effective API testing User-friendly interface Lightweight tool Boosts productivity Fast performance Reliable tool Open source Team collaboration Improves development workflow Self-hosting support TestFlow feature Comprehensive documentation generation Collection and environment management Discoverable features No login required Robust security tools Customizable requests Minimal inputs required Real-time testing Supports multiple authentication methods Supports various content types

Only in bolt.new — Cons

AI limitations Token usage transparency Customer support Limited free access GitHub integration Slow performance

Both tools — Cons

—

Only in Sparrow — Cons

Error handling improvements needed Real-time collaboration improvements needed

Details

bolt.new Sparrow
Categories AI Coding Agents, Vibe Coding Tools Automation tools, AI Coding Agents
Platforms Web Web
Became Popular October 30, 2024 July 22, 2024
Website bolt.new sparrowapp.dev

Who Should Pick Which?

Choose bolt.new if...

  • No-code platform
  • Fast prototyping
  • AI-generated web app

Choose Sparrow if...

  • Effective API testing
  • User-friendly interface
  • Lightweight tool

With a FactScore™ of 71 vs 61.5, bolt.new leads in community reception. bolt.new uniquely offers No-code platform and Fast prototyping, while Sparrow stands out for Effective API testing and User-friendly interface.

3

What Users Say

bolt.new

G
Gregory Apr 1, 2025
★★★★★

Absolutely — here’s a solid shoutout for Bolt.new, with a personal touch that mentions how you used it for BlakeBill: ⸻ ⚡ Huge shoutout to Bolt.new — this platform made it incredibly easy to bring...

L
laijiahao May 15, 2025
★★★★★

During the development process of the We0.ai product, the open - source project of bolt.new has played a crucial role. We hereby express our sincere gratitude. In the development of features friend...

J
Julia Jun 19, 2025
★★★★★

I recently built something I wish existed 2 years ago. YoFounder.com — a compatibility assessment platform for startup co-founders. ✅ Built solo 🧠 No code. @bolt.new instead 🗓️ In 8 days 🔥 Power...

Sparrow

A
Astitva Oct 11, 2024
★★★★★

I’ve been using Sparrow for API testing, and it has truly impressed me with its versatility and ease of use. The tool offers a rich set of features, including API testing, seamless collaboration am...

N
Nagesh Aug 31, 2024
★★★★★

Sparrow provides an intuitive interface that makes API management straightforward, even for those who might not be deeply technical. It is a robust API management tool that offers a good blend of f...

N
Nayan Aug 22, 2024
★★★★★

Amazing UI and discoverable features. It can be used without login as well. This is for all those tired of Postman putting basic features behind a registration or paywall.

Frequently Asked Questions

Which is better, bolt.new or Sparrow ?

Based on FactScore™, bolt.new leads with a score of 71 vs 61.5. bolt.new has a higher rating of 4.4★ compared to 5.0★.

What are the pros of bolt.new compared to Sparrow ?

bolt.new uniquely offers: No-code platform, Fast prototyping, AI-generated web app, Effortless deployment, Framework support.

What are the pros of Sparrow compared to bolt.new?

Sparrow uniquely offers: Effective API testing, User-friendly interface, Lightweight tool, Boosts productivity, Fast performance.

Is bolt.new better rated than Sparrow ?

bolt.new is rated 4.4★ from 40 reviews. Sparrow is rated 5.0★ from 16 reviews.

What is the FactScore™ of bolt.new and Sparrow ?

FactScore™ weighs rating and review volume together. bolt.new scores 71 and Sparrow scores 61.5.

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