# Add Watermark vs heatin

The clearest difference is ads: heatin at none against Add Watermark's shown. Add Watermark's advantage is iOS requirement (15.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Add Watermark sells 3 in-app purchases, starting at $6.99 per month and heatin sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 11, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Add Watermark | heatin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.9K ratings)](https://appshunter.io/ios/app/add-watermark-batch-process/id1401798417/reviews)** | — |
| Number of ratings | **5.9K** | — |
| Positive reviews | 83.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 127 MB | 128 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Saraswati Javalkar](https://appshunter.io/developer/1305053157) | [Gabriel Winkler](https://appshunter.io/developer/6790932277) |

## What reviewers say

### Add Watermark

[App page](https://appshunter.io/ios/app/add-watermark-batch-process/id1401798417)

Protect your photos and videos from unauthorized use by adding customizable watermarks. Create your brand identity with digital signatures or copyright symbols. Batch process hundreds of files at once with precise positioning and a variety of fonts and patterns.

**Highlights:** Create and save custom watermarks, Batch process hundreds of files, Preview and adjust watermarks, Custom text and pattern watermarks, Use company logos as watermarks, Pixel-perfect watermark positioning, Digital signature for branding

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add Watermark - Monthly | $6.99 | per month |
| Add Watermark - Yearly | $39.99 | per year |
| Add Watermark - One Time | $99.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Batch processing
- 🚀 Customizable watermarks
- 👍 User-friendly interface
- 👍 Effective for protecting images

**What reviewers complain about**

- 🐛 Crashes and freezes
- 🐛 Watermark quality issues
- 🔒 Lack of transparency on free version limits
- 🔋 High battery consumption
- 💡 Limited font and design options

**Reported bugs**

- App crashes on launch
- Watermarks not saving properly
- Compatibility issues with newer OS versions

**Requested features**

- Allow saving custom watermarks
- Add more font and design options
- Improve syncing across devices
- Provide more transparency on free version limits


### heatin

[App page](https://appshunter.io/ios/app/heatin-all-in-one-tracker/id6790932275)

**Features:** Family Sharing, Apple Watch app, iMessage stickers, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $22.99 | per year |
| Premium Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Add Watermark free?

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

### Is heatin free?

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

### Do Add Watermark or heatin have ads?

Add Watermark shows ads; heatin does not.

### Which is updated more often, Add Watermark or heatin?

Add Watermark ships an update every 2 weeks, and heatin every 2 weeks. Most recently, Add Watermark was updated on November 11, 2026 and heatin on November 6, 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.*