Web DevTools+
Web DevTools+ is #138 in Developer Tools Free in South Korea and charting in 1 of 30 countries we track.
Updated 24 Oct 2026 · rankings refresh through the day
DeveloperBeautification
CategoryDeveloper Tools
PriceFree
Released
Rating★ 5.0 (1)
Version1.6.0
Age rating4+
First seen by us
1 Oct 2026
Installs (est.)1k+ worldwide
Rating
5.0 ★
1 ratings
Measured
Best rank now
#138
Measured
Web DevTools+ on the App Store
App details
App ID
6759253731
Publisher
Christian Oliff
On the store since
Feb 2026
Under a year
Minimum OS
iOS 18.7+
iPhone XS and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
2
EN JA
Size
9 MB
Web DevTools+ downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Developer ToolsFree | #138 |
Apps near Web DevTools+ on the chart
Developer Tools Free, around #138.
Ratings
App Store, worldwide.
Rating
5.0 ★
1 ratings
Measured
Ratings
1
Measured
About Web DevTools+
- Elements: A powerful syntax-highlighted DOM inspector and editor allows you to edit any page.
- CSS Quick tools: Disabled CSS, background images, outline overflow issues, z-index and more
- CSS Overview: Get a detailed look into the CSS on the page, stylesheets, colors, fonts and media queries
- Rendering Tests: Emulate vision deficiencies such as color blindness, blurred version. Hide images to evaluate structure and fallback UX. Disabled modern image file formats such as AVIF and JPEG XL to test fallback UX for other/older browsers
- Media query tests: Emulate how the page looks with print styles, prefers color-scheme, and prefers-contrast media queries.
- Network - View all the assets on a page, tap on one to see info such as MIME-type, file-size, transfer times, Source allows you to see code for text-based assets with syntax highlighting, copy to clipboard and format options
- SEO & meta: See meta tags such as title, descriptions, icons, Open Graph tags including previews of the images
- Storage: with options to view or delete cookies, localStorage and Session storage and a detailed Web Manifest viewer.
- Detailed Device Info panel with UserAgent, display and screen resolution, network speeds, connection type, ISP and more.
- Accessibility audits, info and debug tools (ARIA inspect and img alt inspect).
- Tools: one-tap quick audits from 8 popular, free services (Lighthouse, HTTP Observatory, SSL Labs, Wave Web Accessibility etc). No need to login or register, it'll open a new tab with your audit right there!
- CSS Quick tools: Disabled CSS, background images, outline overflow issues, z-index and more
- CSS Overview: Get a detailed look into the CSS on the page, stylesheets, colors, fonts and media queries
- Rendering Tests: Emulate vision deficiencies such as color blindness, blurred version. Hide images to evaluate structure and fallback UX. Disabled modern image file formats such as AVIF and JPEG XL to test fallback UX for other/older browsers
- Media query tests: Emulate how the page looks with print styles, prefers color-scheme, and prefers-contrast media queries.
- Network - View all the assets on a page, tap on one to see info such as MIME-type, file-size, transfer times, Source allows you to see code for text-based assets with syntax highlighting, copy to clipboard and format options
- SEO & meta: See meta tags such as title, descriptions, icons, Open Graph tags including previews of the images
- Storage: with options to view or delete cookies, localStorage and Session storage and a detailed Web Manifest viewer.
- Detailed Device Info panel with UserAgent, display and screen resolution, network speeds, connection type, ISP and more.
- Accessibility audits, info and debug tools (ARIA inspect and img alt inspect).
- Tools: one-tap quick audits from 8 popular, free services (Lighthouse, HTTP Observatory, SSL Labs, Wave Web Accessibility etc). No need to login or register, it'll open a new tab with your audit right there!
Latest updates
1.6.0
- New Landmark roles panel in Accessibility > Info.
- New line-wrap option in Elements settings.
- Fixed: Elements tree indentation growing too large on nested elements.
- Design improvements to sub-tabs and accordions.
- Each section now restores its last-used sub-tab.
- Requires iOS 18.7 or later.
1.5.0
- Start screen UX improvements.
- Design improvements.
- Improved keyboard support.
- Improved voiceover support.
- Improved color contrast.
- Accessibility test improvements.
- Improved startup performance.
- Many bug fixes.
1.4.1
- Meta tag detection improvements.
- Japanese localization.
- Minor bug fixes.
Store changes
What Web DevTools+ changed on its store page: name, icon, screenshots, price, size, languages, requirements.
Needs a newer iOS
iOS 17.7 → iOS 18.7
Added 1 language
+ JA