# iMark · Image Annotation Tool vs Kutu

The clearest difference is update cadence: Kutu at every 10 days against iMark · Image Annotation Tool's every 2 months. Kutu also leads on review sentiment (86% vs 72%). iMark · Image Annotation Tool's advantage is ratings volume (384 vs 58) and iOS requirement (13.0 vs 15.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. iMark · Image Annotation Tool sells 4 one-off in-app purchases and Kutu sells 4 in-app purchases, starting at $2.99 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 — 4.6 for iMark · Image Annotation Tool against 4.7 for Kutu. That said, the two scores are not equally well evidenced: iMark · Image Annotation Tool has 384 ratings behind it against 58, so its average is the more settled of the two. Written reviews are what separate them: 72% of iMark · Image Annotation Tool's written reviews are positive against 86% of Kutu's.

iMark · Image Annotation Tool ships an update every 2 months, Kutu every 10 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | iMark · Image Annotation Tool | Kutu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (384 ratings)](https://appshunter.io/ios/app/imark-image-annotation-tool/id1174741369/reviews) | **[4.7 (58 ratings)](https://appshunter.io/ios/app/kutu-bookmark-manager/id6751636194/reviews)** |
| Number of ratings | **384** | 58 |
| Positive reviews | 71.7% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 93 MB | 137 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iDaily Corp.](https://appshunter.io/developer/364264742) | [Erkan Eroglu](https://appshunter.io/developer/1656212823) |

## What reviewers say

### iMark · Image Annotation Tool

[App page](https://appshunter.io/ios/app/imark-image-annotation-tool/id1174741369)

Enhance and annotate images with a comprehensive set of tools. Import from your photo library, camera, or maps, and customize your markups with various styles. Easily export and share your creations.

**Highlights:** Diverse annotation tools (arrow, text, mosaic, etc.), Import from photo library, camera, and maps, Customizable color schemes and history sessions, Crop and layer management, Export with custom image size, Supports iOS Photo Extension

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $2.99 | one-time |
| Silver Coin | $5.99 | one-time |
| Gold Coin | $14.99 | one-time |
| Coffee for Everyone | $29.99 | one-time |

**What reviewers like**

- 👍 Intuitive and easy-to-use interface
- 🎨 Comprehensive annotation tools (arrows, shapes, text, magnifier)
- 💰 Completely free with no ads
- 🎯 Powerful features for screenshot markup
- 🔧 Customizable colors and styling options

**What reviewers complain about**

- 💧 Persistent watermark on all saved images
- 🌐 Language defaults to Chinese with difficult switching
- 📝 Text size limitations on large images
- 🎨 Limited font customization options
- ⚙️ Text bubble tail control is limited

**Reported bugs**

- App crashes when using brush/pen features
- Export button hidden by system UI
- Annotations disappearing after one day
- Keyboard engagement obscures image during text input
- Magnifier tool functionality issues

**Requested features**

- Ability to remove watermark (paid option requested)
- Multiple language support with easy switching
- Filled/solid geometric shapes
- Curved arrows instead of straight only
- Multiple font selection from Google Fonts


### Kutu

[App page](https://appshunter.io/ios/app/kutu-bookmark-manager/id6751636194)

Organize your digital life by saving and managing web links with smart automation. Create visual moodboards, save articles for offline reading, and build a personal knowledge base. Transform browser tab clutter into an organized system.

**Highlights:** Smart automation rules for organizing links, Visual grid and moodboard saving, Offline article reading, Web clipper for one-tap saving, Nested folders and multi-tagging, Personal knowledge management system

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kutu Monthly | $2.99 | per month |
| Kutu Weekly Premium | $2.99 | per 7 days |
| Kutu Yearly Premium | $19.99 | per year |
| Kutu Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is iMark · Image Annotation Tool free?

iMark · Image Annotation Tool is free to download, with in-app purchases available.

### Is Kutu free?

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

### Which has better reviews, iMark · Image Annotation Tool or Kutu?

Kutu is rated higher. iMark · Image Annotation Tool averages 4.6 out of 5 from 384 ratings, while Kutu averages 4.7 from 58 ratings.

### Do iMark · Image Annotation Tool or Kutu have ads?

Neither iMark · Image Annotation Tool nor Kutu shows ads.

### Which is updated more often, iMark · Image Annotation Tool or Kutu?

iMark · Image Annotation Tool ships an update every 2 months, and Kutu every 10 days. Most recently, iMark · Image Annotation Tool was updated on October 26, 2026 and Kutu on October 28, 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.*