Comparison

Kutu vs iD

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

Head to head
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

About

iD

Read full description

iD-One is your trusted digital identity solution, empowering users worldwide to manage their digital identities securely and conveniently. With our iD-One platform, you can effortlessly sign documents digitally from anywhere, at any time, backed by a recognized certificate. With iD-One, holders of ICAO-compliant ePassports can efficiently apply for a digital certificate issued by Digi-Sign online. This certificate enables you to sign documents remotely while adhering to internationally recognized digital signature standards. As Hong Kong’s only commercial Recognized Certification Authority, Digi-Sign provides reliable digital identity and signature services for individuals and organizations. Key Features 1. Seamless Certificate Application - Remotely submit your application using your ICAO-compliant ePassport and complete identity verification—all within the app. 2. Effortless Remote Digital Signing - Sign contracts, forms, and important documents digitally with your valid CA-issued certificate—no need for in-person meetings or physical tokens! - This service complies with the Electronic Transactions Ordinance (Chapter 553 of the Laws of Hong Kong). 3. Secure Authentication - Utilize your iD-One account to securely authenticate your identity for logging into or creating accounts on third-party online services that support iD-One authentication. 4. Convenient My-iD Data Filling - Automatically populates electronic forms and application interfaces with your prefilled information in the iD-One profile. 5. Compliant and Trusted - iD-One meets stringent security and privacy standards, aligned with local regulations and global best practices. 6. Convenient Identity Management - Easily manage your certificate information and signing records through our user-friendly mobile app, all from your device. Why Choose iD-One? Regulatory Confidence: Enjoy legally recognized digital signing powered by Digi-Sign certifications. Security: Enjoy high levels of security and confidentiality for your identity and data. Begin your digital identity journey with "iD-One". Download now to take your first effortless step towards digital signing!

Screenshots

Kutu4 screens
iD3 screens

Verdict

The call

The clearest difference is in-app purchases: iD at none against Kutu's 4. Kutu's advantage is update cadence (every 9 days vs every 4 months). On price, ads, device support and iOS requirement 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. Kutu sells 4 in-app purchases, starting at $2.99 per month. iD asks for nothing beyond the download.

UpkeepUpdate frequency

Kutu ships an update every 9 days, iD every 4 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard2 real differences · 8 level
Kutu versus iD: the parameters behind the verdict, then further details
ParameterKutuiD
PriceFreeFree
Rating4.7 (58 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings58 — better—
Update frequencyEvery 9 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size124 MB21 MB
Age rating4+4+
DeveloperErkan ErogluTradelink Electronic Commerce Limited

In-app purchases

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
None

iD

No in-app purchases

Questions

Is Kutu free?
Kutu is free to download, with in-app purchases available.
Is iD free?
iD is free to download, with no in-app purchases.
Do Kutu or iD have ads?
Neither Kutu nor iD shows ads.
Which is updated more often, Kutu or iD?
Kutu ships an update every 9 days, and iD every 4 months. Most recently, Kutu was updated on October 24, 2026 and iD on October 7, 2026.

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