Comparison

Keep Browser vs MAAARK

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

Head to head
About

Keep Browser

This browser organizes your browsing sessions into a tree-like structure, making it easy to compare information and manage multiple tabs. It offers private browsing and ad-blocking for a more secure and comfortable experience.

Highlights
  • Tree-style tab management
  • Tab management with labels
  • Private browsing mode
  • Ad blocking
  • Restoring closed tabs
  • Organizing bookmarks
Features
Read full description

Keep Browser turns search results, comparison pages, and research links into organized tree-style tabs. Open links at the top level, in the same group, or in a subgroup so research, shopping, travel planning, work, and study pages stay connected and easy to find. Organized tab groups can be sent as shared links. Share tab groups across supported devices, making it easier to continue research across devices. Useful when you want to: • Open multiple search results and compare them later • Organize products, hotels, restaurants, properties, or other candidates • Keep frequently used pages and pages to read later in groups • Manage many open tabs with hierarchy and labels • Share a group of tabs with family, friends, or another device Main features • Tree-style tab management: Keep related pages in a clear hierarchy. • Tab group sharing: Send selected tab groups as shared links and open them across supported devices. Private tabs are not shared. • Keep Mode: Open tapped links as new tabs in a subgroup and preserve your research flow. • Labels: Add names and colors to tab groups. • Tab List, Tab Map, and related-node preview: Review open tabs and related groups, then jump to the page you need. • Pinned tabs: Keep important pages from being closed by mistake. • Closed tab restore: Restore closed tabs from the list. • Ad blocking: Choose the blocking strength and adjust settings per site to balance cleaner pages with site compatibility. • Private Mode: Browse without saving history or cookies. • Fast scroll: Move quickly through long pages and large tab lists by dragging the scroll bar. • Backup and restore: Back up and restore regular tabs, bookmarks, browsing history, search history, and settings across supported devices. Private tabs, cookies, and login state are not restored. • Bookmarks, history, downloads, page translation, find in page, PDF search, desktop site display, and zoom are also supported. Keep Browser is built not only to open pages, but to organize and preserve them. Manage research, comparison, saving, sharing, and backup in one place.

About

MAAARK

Features
Read full description

markは、SNSやWebで見つけたURLをすばやく保存し、あとから再発見できるアプリです。 共有シートから1タップで保存でき、タイトルや画像も自動で取得。 タグで情報を整理し、キーワード検索で必要な情報にすぐアクセスできます。 仕事のメモからプライベートな記録まで、散らばりがちなリンクをひとつにまとめて管理できます。

Screenshots

Keep Browser4 screens
MAAARK3 screens

Verdict

The call

The clearest difference is ads: MAAARK at none against Keep Browser's shown. On price, update cadence, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Keep Browser ships an update every 2 weeks, MAAARK every 3 weeks. The most recent releases landed on September 18, 2026 and September 8, 2026 respectively.

Scorecard1 real difference · 9 level
Keep Browser versus MAAARK: the parameters behind the verdict, then further details
ParameterKeep BrowserMAAARK
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size91 MB18 MB
Age rating17+17+
DeveloperRSA TECHNOLOGIES, LIMITED LIABILITY CO.naoki futamachi

In-app purchases

None

Keep Browser

No in-app purchases

None

MAAARK

No in-app purchases

Questions

Is Keep Browser free?
Keep Browser is free to download, with no in-app purchases.
Is MAAARK free?
MAAARK is free to download, with no in-app purchases.
Do Keep Browser or MAAARK have ads?
Keep Browser shows ads; MAAARK does not.
Which is updated more often, Keep Browser or MAAARK?
Keep Browser ships an update every 2 weeks, and MAAARK every 3 weeks. Most recently, Keep Browser was updated on September 18, 2026 and MAAARK on September 8, 2026.

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