Comparison

iMark · Image Annotation Tool vs Kutu

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iMark · Image Annotation Tool

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
Read full description

iMark is a simple & powerful image annotation tool. iMark supports various tools & styles. You could import photo from photo library, camera & map. · All Tools You Need: Arrow, Rect, Circle, Text, Magnifier, Mosaic, Pen, Spotlight · Create annotations from photo library, map or empty canvas · Easy Export: Export with custom image size. Share with your friends. · Customize: History sessions, custom color schemes, redo & undo action. · Advanced Feature: Crop & Layer Management · Supports iOS Photo Extension · Supports Home Screen 3D Touch Quick Action · Supports iPad Multitasking

About

Kutu

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
Read full description

Kutu turns messy tabs, saved posts, articles, videos, and useful links into a clean private library. Save from anywhere, organize automatically with Smart Rules, and find everything again in seconds. Stop losing useful links in endless browser tabs, notes, screenshots, and chat messages. Kutu gives your saved web content a clean home: articles, videos, shopping links, design inspiration, research, recipes, tools, and anything else you want to keep. SAVE LINKS FROM ANYWHERE Use the iOS Share Sheet to capture links from Safari, Chrome, social apps, newsletters, messages, and more. Add a bookmark in seconds and keep your web finds in one organized library. SMART RULES THAT ORGANIZE FOR YOU Kutu’s Smart Automations help reduce manual cleanup. Create simple automations such as: • If a URL contains “youtube”, add it to Videos • If a link matches a shopping site, move it to Wishlist • If a title contains a keyword, apply the right tag Save first. Let Kutu sort later. VISUAL COLLECTIONS & MOODBOARDS Bookmarks are easier to scan when they look like the web. Kutu saves rich thumbnails so your links become visual collections instead of boring text lists. Build moodboards for design, travel, shopping, recipes, or creative research. FOLDERS, TAGS & POWERFUL ORGANIZATION Create nested folders for structure, add multiple tags for flexible discovery, and keep every bookmark exactly where it belongs. Whether your system is simple or detailed, Kutu adapts to the way you organize. READ LATER, WITHOUT THE CLUTTER Use Kutu as a read later library for articles and resources you want to revisit. Save content when you find it and come back when you are ready to focus. PRIVATE BY DESIGN Your saved links are your data. Kutu keeps your bookmarks private and syncs securely, so your library stays with you across your Apple devices. BUILT FOR • Researchers collecting sources • Designers building inspiration boards • Students saving study material • Developers keeping tools and documentation • Shoppers organizing wishlists • Anyone tired of tab overload Turn messy tabs into a clean, searchable knowledge base. Download Kutu and start organizing your links today. Privacy Policy: https://erkaneroglu.github.io/kutu/privacy-policy.html Terms of Service: https://erkaneroglu.github.io/kutu/terms-of-service.html

Screenshots

iMark · Image Annotation Tool4 screens
Kutu4 screens

Verdict

The call

The clearest difference is update cadence: Kutu at every 9 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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

iMark · Image Annotation Tool ships an update every 2 months, Kutu every 9 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
iMark · Image Annotation Tool versus Kutu: the parameters behind the verdict, then further details
ParameteriMark · Image Annotation ToolKutu
PriceFreeFree
Rating4.6 (384 ratings)4.7 (58 ratings) — better
Positive reviews71.7% of reviews85.7% of reviews — better
Number of ratings384 — better58
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size93 MB124 MB
Age rating4+4+
DeveloperiDaily Corp.Erkan Eroglu

Customer experience

iMark · Image Annotation Tool

All ratings381 ratings
Positive90.0%
Neutral3.1%
Negative6.8%
Written reviews212 reviews
Positive71.7%
Neutral6.6%
Negative21.7%

Kutu

All ratings58 ratings
Positive93.1%
Neutral3.4%
Negative3.4%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

Bugs and requests

iMark · Image Annotation Tool

Reported bugs

8 issues
  • 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
Show 3 more
  • In-app review text not visible while typing
  • Slow performance with multiple markups
  • UI elements not accessible (white buttons on white background)

Requested features

18 requests
  • 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
Show 13 more
  • Text formatting (bold, italic, underline, strikethrough)
  • Opacity/transparency control for colors
  • Redaction/censoring tool for sensitive information
  • Thinking bubbles with text capability
  • Counter/numbering feature for annotations
  • Copy/duplicate annotation elements
  • Dark mode theme option
  • Ability to import multiple images as layers
  • Thinner line options for shapes and tools
  • Rounded rectangle shape option
  • Magnifier with square frame option
  • Undo/redo history management
  • Separate watermark and signature settings

Kutu

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

iMark · Image Annotation Tool

One-time4
  • Coffee$2.99
  • Silver Coin$5.99
  • Gold Coin$14.99
Show 1 more
  • Coffee for Everyone$29.99
4 purchases

Kutu

Subscriptions3
  • Kutu Monthly$2.991 Month
  • Kutu Weekly Premium$2.997 Days
  • Kutu Yearly Premium7 Days trial$19.991 Year
One-time1
  • Kutu Lifetime$49.99

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 9 days. Most recently, iMark · Image Annotation Tool was updated on October 26, 2026 and Kutu on October 24, 2026.

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