PHP Checker vs fedo
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
PHP Checker compared with fedo
| Detail | 
PHP Checker | 
fedo |
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| What it does | Free tools to check PHP versions and test code compatibility across versions 7.4 to 8.5
| In-app feedback and feature voting SDK for Android and iOS
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Starter: Free (1 app, no credit card). Plus and Pro are in early access with locked-in rates available on request via email.
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| Key features | - PHP Version Checker to detect website PHP versions via headers and markers
- Multi-version code compatibility checker testing 7.4 to 8.5
- PHP Sandbox running code in your browser with real PHP interpreters
- PHP Syntax Checker identifying parse errors and deprecated functions
- PHP EOL Dates calendar with support status for all versions
- Bcrypt Generator for password hashing
- phpinfo() Analyzer explaining server configuration
- PHP Date Format tester
- PHP Formatter for code formatting
- PHP Regex Tester for preg_match patterns
| - Native feedback screen that matches app theme automatically
- One-tap upvoting for feature requests
- Comment threads with replies on Plus and Pro
- Users and external IDs list
- Guest user support without login required
- Data export as JSON or CSV
- Webhooks for Slack, Discord, and custom integrations on Pro
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| What makes it different | - All code runs in your browser on WebAssembly, never uploaded to servers
- Completely free with no sign-up required
- Website checker works on any device including school machines without software installation
| - Users submit feedback without creating an account or leaving the app
- Automatically matches Material theme on Android and native styling on iOS
- Free plan for one app with no credit card required
- No passive data collection, only fixed device properties and user submissions
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| Free plan | Not given
| Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet |
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| Trust Flow (Majestic) | 0 | Not checked yet |
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| Citation Flow (Majestic) | 0 | Not checked yet |
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| Referring domains (Majestic) | 0 | Not checked yet |
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4 details filled in for both companies.
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