# Auth Authenticator vs Reverse Image Search!

The clearest difference is review sentiment: Auth Authenticator at 100% against Reverse Image Search!'s 56%. Auth Authenticator also leads on rating (4.9 vs 4.3). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Auth Authenticator sells 2 in-app purchases, starting at $6.99 per 7 days and Reverse Image Search! sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Auth Authenticator holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 28 and 20 respectively. Written reviews point the same way: 100% of Auth Authenticator's written reviews are positive against 56% of Reverse Image Search!'s.

Auth Authenticator ships an update every 5 weeks, Reverse Image Search! every 4 weeks. The most recent releases landed on October 19, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Auth Authenticator | Reverse Image Search! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (28 ratings)](https://appshunter.io/ios/app/auth-authenticator-2fa-and-mfa/id6742376474/reviews)** | [4.3 (20 ratings)](https://appshunter.io/ios/app/reverse-image-search/id6742573288/reviews) |
| Number of ratings | **28** | 20 |
| Positive reviews | **100.0% of reviews** | 55.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 105 MB | 42 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Enveloc, Inc](https://appshunter.io/developer/6785535852) | [A.A Urad LTD](https://appshunter.io/developer/1666245379) |

## What reviewers say

### Auth Authenticator

[App page](https://appshunter.io/ios/app/auth-authenticator-2fa-and-mfa/id6742376474)

Secure your accounts with advanced two-factor authentication and biometric protection. This app provides instant access to OTP codes, syncs across devices, and allows for easy QR code generation. It offers robust security features with a sleek, intuitive interface.

**Highlights:** End-to-end encryption, Biometric lock (Face ID), Instant OTP code access, Cross-device sync (iPhone, iCloud, Watch), Home screen widgets, QR code generation

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $6.99 | per 7 days |
| Monthly | $19.99 | per month |


### Reverse Image Search!

[App page](https://appshunter.io/ios/app/reverse-image-search/id6742573288)

Instantly search for images using multiple engines like Google Lens, Yandex, TinEye, and Bing. Upload photos from your camera, gallery, or links, and even search using text. Save and refine images with built-in editing tools.

**Highlights:** All-in-one search across Google, Bing, Yandex, TinEye, Upload from camera, gallery, clipboard, or files, Search by image URL, Text-to-image search, Search history, Built-in web browser for saving images, Smart image editing tools

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Image Search | $3.99 | per 7 days |
| Photo Search | $3.99 | per 7 days |
| Reverse Image Search | $9.99 | per year |
| Reverse Image | $19.99 | per year |


## Frequently asked questions

### Is Auth Authenticator free?

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

### Is Reverse Image Search! free?

Reverse Image Search! is free to download, with in-app purchases available.

### Which has better reviews, Auth Authenticator or Reverse Image Search!?

Auth Authenticator is rated higher. Auth Authenticator averages 4.9 out of 5 from 28 ratings, while Reverse Image Search! averages 4.3 from 20 ratings.

### Do Auth Authenticator or Reverse Image Search! have ads?

Neither Auth Authenticator nor Reverse Image Search! shows ads.

### Which is updated more often, Auth Authenticator or Reverse Image Search!?

Auth Authenticator ships an update every 5 weeks, and Reverse Image Search! every 4 weeks. Most recently, Auth Authenticator was updated on October 19, 2026 and Reverse Image Search! on October 4, 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.*