# Image Compressor ™ vs Authenticator

The clearest difference is review sentiment: Image Compressor ™ at 100% against Authenticator's 26%. Image Compressor ™ also leads on rating (4.9 vs 4.4). Authenticator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Image Compressor ™ sells 4 in-app purchases, starting at $1.99 per 7 days and Authenticator sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Image Compressor ™ holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 53 and 179 respectively. Written reviews point the same way: 100% of Image Compressor ™'s written reviews are positive against 26% of Authenticator's.

Image Compressor ™ ships an update every 5 months, Authenticator every 3 weeks. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Image Compressor ™ | Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (53 ratings)](https://appshunter.io/ios/app/image-compressor/id6599837807/reviews)** | [4.4 (179 ratings)](https://appshunter.io/ios/app/authenticator-2fa-otp-codes/id6740751083/reviews) |
| Number of ratings | 53 | **179** |
| Positive reviews | **100.0% of reviews** | 26.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 13 MB | 32 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Andy Sutanto](https://appshunter.io/developer/1659282966) | [Arpit Kakadiya](https://appshunter.io/developer/1779328825) |

## What reviewers say

### Image Compressor ™

[App page](https://appshunter.io/ios/app/image-compressor/id6599837807)

Easily reduce the file size of your photos and documents while preserving high quality. Select images from various sources, adjust compression levels, and preview before saving or sharing.

**Highlights:** High-quality compression, Multiple image sources, Batch processing, Adjustable compression levels, Preview before saving, Save and share options, Compression history

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Photo Compressor Pro | $1.99 | per 7 days |
| Compress Photos Pro - 1Y | $19.99 | per year |
| Offering for New User | $19.99 | one-time |
| Image Compressor Pro | $39.99 | one-time |


### Authenticator

[App page](https://appshunter.io/ios/app/authenticator-2fa-otp-codes/id6740751083)

Secure your online accounts with this app, offering robust two-factor authentication (2FA) and time-based one-time password (TOTP) generation. It provides advanced security features like end-to-end encryption, privacy mode, and break-in alerts, alongside convenient multi-device sync and quick QR code scanning for effortless account protection across all your Apple devices.

**Highlights:** Time-based one-time password (TOTP) generation, End-to-end encryption for codes, Privacy Mode to hide codes, Break-in alerts for unauthorized access attempts, Multi-device sync across Apple ecosystem, Quick QR code scanning for account setup, Lock screen widgets for instant access

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $4.99 | per month |
| Annual | $19.99 | per year |
| Lifetime | $39.99 | one-time |

**What reviewers like**

- 👍 Working app after latest update
- 👍 Lifetime subscription working

**What reviewers complain about**

- 🐛 Lifetime purchase option not working
- 🐛 Subscription issue after lifetime purchase
- 🔒 Lack of transparency and false information
- 🚫 Deceptive free lifetime offer

**Reported bugs**

- Lifetime purchase option not working
- Subscription issue after lifetime purchase
- Lifetime offer not working

**Requested features**

- Generate QR code for existing accounts


## Frequently asked questions

### Is Image Compressor ™ free?

Image Compressor ™ is free to download, with in-app purchases available.

### Is Authenticator free?

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

### Which has better reviews, Image Compressor ™ or Authenticator?

Image Compressor ™ is rated higher. Image Compressor ™ averages 4.9 out of 5 from 53 ratings, while Authenticator averages 4.4 from 179 ratings.

### Do Image Compressor ™ or Authenticator have ads?

Image Compressor ™ shows ads; Authenticator does not.

### Which is updated more often, Image Compressor ™ or Authenticator?

Image Compressor ™ ships an update every 5 months, and Authenticator every 3 weeks. Most recently, Image Compressor ™ was updated on September 18, 2026 and Authenticator on September 22, 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.*