# SRF Diagnosis vs Owners ID

The clearest difference is update cadence: Owners ID at fortnightly against SRF Diagnosis's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SRF Diagnosis ships an update every 3 months, Owners ID fortnightly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SRF Diagnosis | Owners ID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 1 MB | 46 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [BERNSTEIN AG](https://appshunter.io/developer/731893093) | [Owners ID Private Limited](https://appshunter.io/developer/1889798563) |

## What reviewers say

### SRF Diagnosis

[App page](https://appshunter.io/ios/app/srf-diagnosis/id1583956869)

**In-app purchases:** none


### Owners ID

[App page](https://appshunter.io/ios/app/owners-id-returnbio/id6761460604)

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

**In-app purchases:** none


## Frequently asked questions

### Is SRF Diagnosis free?

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

### Is Owners ID free?

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

### Do SRF Diagnosis or Owners ID have ads?

Neither SRF Diagnosis nor Owners ID shows ads.

### Which is updated more often, SRF Diagnosis or Owners ID?

SRF Diagnosis ships an update every 3 months, and Owners ID fortnightly. Most recently, SRF Diagnosis was updated on November 3, 2026 and Owners ID on November 5, 2026.

---

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