# RIAS vs Mobile Authenticator

The clearest difference is in-app purchases: RIAS at none against Mobile Authenticator's 2. Mobile Authenticator's advantage is update cadence (every 8 days vs every 4 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Mobile Authenticator sells 2 in-app purchases, starting at $7.99 per 7 days. RIAS asks for nothing beyond the download.

RIAS ships an update every 4 months, Mobile Authenticator every 8 days. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RIAS | Mobile Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Size | 19 MB | 30 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ImiTec Ltd](https://appshunter.io/developer/1534023595) | [Alphonse Lebon](https://appshunter.io/developer/1854836431) |

## What reviewers say

### RIAS

[App page](https://appshunter.io/ios/app/rias/id1534023593)

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

**In-app purchases:** none


### Mobile Authenticator

[App page](https://appshunter.io/ios/app/mobile-authenticator-2fa-otp/id6755609469)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $7.99 | per 7 days |
| Weekly Premium | $9.99 | per 7 days |


## Frequently asked questions

### Is RIAS free?

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

### Is Mobile Authenticator free?

Mobile Authenticator is free to download, with in-app purchases available.

### Do RIAS or Mobile Authenticator have ads?

Neither RIAS nor Mobile Authenticator shows ads.

### Which is updated more often, RIAS or Mobile Authenticator?

RIAS ships an update every 4 months, and Mobile Authenticator every 8 days. Most recently, RIAS was updated on September 14, 2026 and Mobile Authenticator on September 21, 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.*