# Sharp AI vs Watermark ©

The clearest difference is rating: Watermark © at 5.0 against Sharp AI's 4.4. Watermark © also leads on iOS requirement (12.0 vs 17.0). Sharp AI's advantage is ads (none vs shown) and ratings volume (2.6K vs 1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Sharp AI sells 10 in-app purchases, starting at $2.99 per 7 days and Watermark © sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Watermark © holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Sharp AI has 2.6K ratings behind it against 1, so its average is the more settled of the two.

Sharp AI ships an update every 2 weeks, Watermark © every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Sharp AI | Watermark © |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (2.6K ratings)](https://appshunter.io/ios/app/sharp-ai-photo-enhancer/id1622362309/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/watermark/id6553991349/reviews)** |
| Number of ratings | **2.6K** | 1 |
| Positive reviews | 28.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 71 MB | 64 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [KRNL SRL](https://appshunter.io/developer/1406992941) | [Fonts Apps](https://appshunter.io/developer/1696056845) |

## What reviewers say

### Sharp AI

[App page](https://appshunter.io/ios/app/sharp-ai-photo-enhancer/id1622362309)

Restore, enhance, and retouch your photos with advanced AI. Fix blurry images, remove unwanted objects, and perfect portraits with a single tap. Digitize physical prints and see stunning before-and-after comparisons.

**Highlights:** Enhance photo quality, Perfect selfies and portraits, Erase objects and repair damage, Expand photo horizons, Digitize physical prints, Before & after comparisons, Customizable AI enhancements

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sharp AI Pro | $2.99 | per 7 days |
| Sharp AI Pro | $2.99 | per 7 days |
| Upgrade to Pro | $4.99 | per 7 days |
| Upgrade to Pro | $9.99 | per 7 days |
| Sharp AI Pro | $9.99 | per 7 days |
| Upgrade to Pro | $12.99 | per month |
| Upgrade to Pro | $19.99 | per year |
| Upgrade to Pro | $39.99 | per year |
| Upgrade to Pro | $39.99 | per year |
| Upgrade to Pro | $39.99 | one-time |

**What reviewers like**

- 🚀 Enhances photos
- 💡 Useful for restoring old/damaged photos
- 👍 Works well for some users

**What reviewers complain about**

- 🐛 Crashes and connection issues
- 👎 Distorts facial features
- 💰 Expensive subscription model
- 🚫 Limited free functionality

**Reported bugs**

- Photos not enhancing properly
- Inconsistent performance
- Editing changes not saving

**Requested features**

- Batch processing mode
- More control over enhancement settings
- Improved quality for free version


### Watermark ©

[App page](https://appshunter.io/ios/app/watermark/id6553991349)

Easily protect your photos with custom watermarks, add text, or decorate with a wide variety of stickers. This app also includes built-in photo editing tools like filters and adjustments to enhance your images.

**Highlights:** Add custom photo watermarks, Add text to photos, Decorate with stickers, Add watermarks from photos, Built-in photo editing tools, Apply filters and adjustments

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Caption Remover | $2.99 | one-time |
| Add Watermark on Photo | $4.99 | one-time |


## Frequently asked questions

### Is Sharp AI free?

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

### Is Watermark © free?

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

### Which has better reviews, Sharp AI or Watermark ©?

Watermark © is rated higher. Sharp AI averages 4.4 out of 5 from 2.6K ratings, while Watermark © averages 5.0 from 1 ratings.

### Do Sharp AI or Watermark © have ads?

Watermark © shows ads; Sharp AI does not.

### Which is updated more often, Sharp AI or Watermark ©?

Sharp AI ships an update every 2 weeks, and Watermark © every 3 weeks. Most recently, Sharp AI was updated on October 24, 2026 and Watermark © on October 27, 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.*