# Add Watermark vs Nail Calendar

The clearest difference is monetization model: Add Watermark at free with in-app purchases against Nail Calendar's subscription. Add Watermark also leads on ratings volume (5.9K vs 74) and review sentiment (83% vs 71%). Nail Calendar's advantage is ads (none vs shown). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Add Watermark sells 3 in-app purchases, starting at $6.99 per month and Nail Calendar sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Add Watermark against 4.9 for Nail Calendar. That said, the two scores are not equally well evidenced: Add Watermark has 5.9K ratings behind it against 74, so its average is the more settled of the two. Written reviews are what separate them: 83% of Add Watermark's written reviews are positive against 71% of Nail Calendar's.

Add Watermark ships an update every 2 weeks, Nail Calendar every 3 weeks. The most recent releases landed on October 19, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Add Watermark | Nail Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5.9K ratings)](https://appshunter.io/ios/app/add-watermark-batch-process/id1401798417/reviews) | **[4.9 (74 ratings)](https://appshunter.io/ios/app/nail-calendar/id6478923480/reviews)** |
| Number of ratings | **5.9K** | 74 |
| Positive reviews | **83.5% of reviews** | 70.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 121 MB | 40 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Saraswati Javalkar](https://appshunter.io/developer/1305053157) | [Moacir Pereira Ramos Junior](https://appshunter.io/developer/1734439276) |

## 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 custom watermarks. This app offers batch processing, allowing you to watermark hundreds of files at once. Create personalized text or image-based watermarks 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 image watermarks, Pixel-perfect positioning, Copyright and trademark symbols

**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


### Nail Calendar

[App page](https://appshunter.io/ios/app/nail-calendar/id6478923480)

This app is a professional appointment book designed for beauty and grooming professionals. It simplifies scheduling, manages client information, and tracks billing by day, month, and year. It's ideal for manicurists, hairdressers, barbers, and makeup artists looking to save time and focus on clients.

**Highlights:** Professional appointment booking, Client registration from contacts, Support for beauty services (nails, hair, makeup, waxing), Customizable service pricing and duration, Daily, monthly, and yearly billing reports, Personalized service registration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |


## Frequently asked questions

### Is Add Watermark free?

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

### Is Nail Calendar free?

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

### Which has better reviews, Add Watermark or Nail Calendar?

Nail Calendar is rated higher. Add Watermark averages 4.8 out of 5 from 5.9K ratings, while Nail Calendar averages 4.9 from 74 ratings.

### Do Add Watermark or Nail Calendar have ads?

Add Watermark shows ads; Nail Calendar does not.

### Which is updated more often, Add Watermark or Nail Calendar?

Add Watermark ships an update every 2 weeks, and Nail Calendar every 3 weeks. Most recently, Add Watermark was updated on October 19, 2026 and Nail Calendar on October 15, 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.*