Best alternatives to U-Eyes: Mobile Simulator (2026)
10 Chrome extensions that do a similar job to U-Eyes, closest first. Each shows real store users, its rating, how recently it was updated and how many permissions it asks for.
U-Eyes: Mobile Simulator today
U-Eyes alternatives, compared
- 1
Mobile Simulator – Responsive Testing Tool
Phone Simulator – Free Chrome Extension to test and preview your site on 80+ devices.
≈1M users4.9★ from 5.3K ratingsUpdated 5 days ago13 permissions- About 100× more users than U-Eyes
- Rated 0.3 stars higher
- Updated more recently
- Asks for more permissions (13 vs 7)
- 2
Mobile Simulator MSIM Responsive Viewer
Professional mobile device simulator with multiple views, extensive device library, and sync scrolling
≈2K users5.0★ from 10 ratingsUpdated 6 days ago3 permissions- About 5.0× fewer users than U-Eyes
- Updated more recently
- Asks for fewer permissions (3 vs 7)
- 3
Mobile phone emulator - test websites
Responsive mobile emulator to test web layouts and designs.
≈1K users5.0★ from 8 ratingsUpdated 6 months ago6 permissions- About 10× fewer users than U-Eyes
- Updated less recently
- Asks for fewer permissions (6 vs 7)
- 4
Calculator
A Beautiful Calculator with simple and scientific modes and useful converters.
≈1K usersNot rated yetUpdated 17 months ago2 permissions- About 10× fewer users than U-Eyes
- Updated less recently
- Asks for fewer permissions (2 vs 7)
- Listed under Tools
- 5
Mobile View: Device Emulator & Responsive Tester
Mobile simulator and responsive design tester. Compare phone, tablet and desktop views, sync scrolling and capture screenshots.
≈3K users5.0★ from 22 ratingsUpdated 9 days ago10 permissions- About 3.3× fewer users than U-Eyes
- Rated 0.3 stars higher
- Updated more recently
- Asks for more permissions (10 vs 7)
- 6
Device Simulator & Tester
Test sites on multiple devices in one tab. Improve development, UI/UX, & QA with live previews.
≈3K users4.7★ from 24 ratingsNot updated for 2+ years5 permissions- About 3.3× fewer users than U-Eyes
- Updated less recently
- Asks for fewer permissions (5 vs 7)
- 7
SP Editor
SharePoint Online dev toolbox: PnP JS & Graph SDK consoles, REST client, search, file editor, webhooks, properties & AI assistant
≈8K users4.8★ from 53 ratingsUpdated 3 months ago7 permissions- A similar number of users to U-Eyes
- 8
Color Tab
A beautiful color palette with every new tab!
≈200K users4.3★ from 1.4K ratingsNot updated for 2+ yearsNo special permissions- About 20× more users than U-Eyes
- Rated 0.4 stars lower
- Updated less recently
- Asks for fewer permissions (0 vs 7)
- 9
Live editor for CSS, Less & Sass - Magic CSS
Live preview of CSS/Less/Sass code changes. Auto-save file, autocomplete, Less/Sass to CSS, beautify, CSS reloader, lint, ...
≈60K users4.6★ from 279 ratingsNot updated for 2+ years5 permissions- About 6.0× more users than U-Eyes
- Updated less recently
- Asks for fewer permissions (5 vs 7)
- 10
JSON-handle
It's a browser and editor for JSON document.You can get a beautiful view. And transcoding Unicode Base64 URL with decode & encode.
≈100K users4.8★ from 474 ratingsUpdated 5 weeks ago4 permissions- About 10× more users than U-Eyes
- Asks for fewer permissions (4 vs 7)
U-Eyes alternatives: questions
What is the best alternative to U-Eyes?
By users, the most popular alternative is Mobile Simulator – Responsive Testing Tool with ≈1M users and a 4.9-star rating. The closest match by what it does is Mobile Simulator – Responsive Testing Tool.
Which U-Eyes alternative has the best rating?
Mobile Simulator – Responsive Testing Tool has the highest rating of these alternatives with 50+ ratings: 4.9 out of 5 from 5.3K ratings.
Is there a U-Eyes alternative that asks for fewer permissions?
Color Tab asks for 0 permissions, against 7 for U-Eyes.
How many alternatives to U-Eyes are there?
We list 10 close alternatives to U-Eyes on the Chrome Web Store, picked by what they do and ranked by how close they are.
Users and ratings are the figures shown on the Chrome Web Store, re-checked continuously. Alternatives are matched on name, description, category and topic. Browse best-of lists by niche.