E4 Flex
Paul Hamel Productivity iPhoneiPadiPod touch
E4 Flex is a free Productivity app for iPhone and iPad by Paul Hamel. Rated 5.0/5 from 1 ratings. Requires iOS 13.1. Updated December 31, 2025.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 1 MB
- Age 4+
- Updated
- Dec 31
- 2025 · v1.3.1
Screenshots
About E4 Flex
The E4 Flex allows users to find and connect to E4 Flex readers in close proximity using the BLE interface. The user can send commands and receive responses as if they were connected using the typical serial or network connect. This app is a new tool for field technicians to configure and test the E4 Flex Reader.
What’s new
Version 1.3.1 · Updated December 31, 2025
Bumped the version to address the new age verification requirements in the App Store.
App privacy
The developer, Paul Hamel, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to E4 Flex
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| E4 Flex | 5.0 / 5 (1 rating) | Free | December 31, 2025 | |
| RubberSource | – | Free | Feb 25, 2025 | Compare |
| Bynaus AI Sitewalk | – | Free | Feb 28, 2026 | Compare |
| Telerik .NET MAUI CryptoTrack | – | Free | Jul 20, 2026 | Compare |
| Uinta | 4.5 / 5 (8) | Free | Oct 21, 2026 | Compare |
| SiteOwl | 2.7 / 5 (9) | Free | Oct 17, 2026 | Compare |
| InstallerCUBE | 5.0 / 5 (1) | Free | Feb 19, 2026 | Compare |
Compare E4 Flex with the top alternatives: ratings, updates, ASO score and keyword gaps →