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Astro

The web framework that scales with you.

★★★★★ 5.0/5
FactScore™ 82.7
VS

Umso

The website builder for startups

★★★★★ 5.0/5
FactScore™ 30.1

Updated June 2026

Astro Umso
Rating 5.0★ 5.0★
Reviews 44 3
Pros 19 0
FactScore™ 82.7 30.1

FactScore™ Comparison

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

👑
82.7
Astro FactScore™
★ Astro wins on FactScore™
30.1
Umso FactScore™

Pros & Cons

Only in Astro — Pros

Fast performance Excellent developer experience Static site generation Easy setup Easy to learn Content-driven websites Flexible deployment Island architecture Lightweight build Markdown support Starlight theme Templates availability Zero JS by default Full-stack development Modular architecture Partial hydration Supports multiple frameworks View transitions Vite core

Both tools — Pros

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Only in Umso — Pros

No unique pros listed

Only in Astro — Cons

—

Both tools — Cons

—

Only in Umso — Cons

—

Details

Astro Umso
Categories Website builders, Static site generators Website builders
Platforms Web Web
Added November 8, 2022 May 29, 2018
Website astro.build www.umso.com

Who Should Pick Which?

Choose Astro if...

  • Fast performance
  • Excellent developer experience
  • Static site generation

Choose Umso if...

  • No unique pros listed

With a FactScore™ of 82.7 vs 30.1, Astro leads in community reception. Astro uniquely offers Fast performance and Excellent developer experience, while Umso stands out for No unique pros listed.

3

What Users Say

Astro

T
Taha Jul 19, 2024
★★★★★

I've used many content-driven web frameworks, but Astro is the one that hits the sweet spot for me. Not only is it very easy to use, but it also includes everything I need to create a blog or a lan...

C
Cody May 22, 2025
★★★★★

I wanted a way to make Blankie a great website without a lot of upkeep, and Astro delivered. The Vite core underneath it all generates such a clean static site and I'm thrilled that the site is 100...

A
Arunavo Sep 7, 2025
★★★★★

Our UI framework for a fast, minimal JS experience. Astro’s island architecture lets us ship a responsive dashboard with React where it counts, and static where it’s best perfect for an ops heavy t...

Umso

A
Anna Aug 4, 2024
★★★★★

Umso has been a huge time saver for us. We have been able to quickly test different website versions without having to spend several weeks creating custom work.

B
Boris Nov 6, 2022
★★★★★

I love it

K
kat.graph May 8, 2023
★★★★★

I’ve been using no-code tools for about a year but I’ve stumbled upon Umso only recently and for me it really IS the hidden gem of no-code. It is advertised as a "website builder for startups" but ...

Frequently Asked Questions

Which is better, Astro or Umso?

Based on FactScore™, Astro leads with a score of 82.7 vs 30.1. Astro has a higher rating of 5.0★ compared to 5.0★.

What are the pros of Astro compared to Umso?

Astro uniquely offers: Fast performance, Excellent developer experience, Static site generation, Easy setup, Easy to learn.

What are the pros of Umso compared to Astro?

Umso uniquely offers: No unique pros listed.

Is Astro better rated than Umso?

Astro is rated 5.0★ from 44 reviews. Umso is rated 5.0★ from 3 reviews.

What is the FactScore™ of Astro and Umso?

FactScore™ weighs rating and review volume together. Astro scores 82.7 and Umso scores 30.1.

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