# OPTIC Mobile (Friendly Eagle) vs AF

The clearest difference is update cadence: OPTIC Mobile (Friendly Eagle) at every 3 weeks against AF's every 38 months. OPTIC Mobile (Friendly Eagle) also leads on device support (3 vs 1) and iOS requirement (12.2 vs 16.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OPTIC Mobile (Friendly Eagle) ships an update every 3 weeks, AF every 38 months. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | OPTIC Mobile (Friendly Eagle) | AF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optic-mobile-friendly-eagle/id1459160092/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 38 months |
| Monetization | Free | — |
| Size | 70 MB | 140 MB |
| Requires iOS | **12.2** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FRIENDLY EAGLE SOFTWARE INC.](https://appshunter.io/developer/1459160091) | [john Cheng](https://appshunter.io/developer/1243789980) |

## What reviewers say

### OPTIC Mobile (Friendly Eagle)

[App page](https://appshunter.io/ios/app/optic-mobile-friendly-eagle/id1459160092)

Access and modify records from the OPTIC server on your mobile device. Create, delete, and update entries, with offline capabilities for data and documents. Sync changes back to the server when connected.

**Highlights:** View and update server records, Create and delete new records, Offline data access and saving, Downloadable documents and SDS, Customizable download settings, Syncs with OPTIC Web application

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AF

[App page](https://appshunter.io/ios/app/af-21-iotstation/id1555390742)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OPTIC Mobile (Friendly Eagle) free?

OPTIC Mobile (Friendly Eagle) is free to download, with no in-app purchases.

### Is AF free?

AF is free to download, with no in-app purchases.

### Do OPTIC Mobile (Friendly Eagle) or AF have ads?

Neither OPTIC Mobile (Friendly Eagle) nor AF shows ads.

### Which is updated more often, OPTIC Mobile (Friendly Eagle) or AF?

OPTIC Mobile (Friendly Eagle) ships an update every 3 weeks, and AF every 38 months. Most recently, OPTIC Mobile (Friendly Eagle) was updated on October 11, 2026 and AF on October 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*