Comparison

C. Browser vs Keep Browser

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

Head to head
About

C. Browser

Access websites utilizing Web Bluetooth functionality directly from your device. This app enables connection to IoT devices for prototyping and other uses without requiring native app development.

Highlights
  • Web Bluetooth access
  • Connect to IoT devices
  • Prototyping tool
  • Website compatibility
  • Bluetooth GATT operations
Features
Read full description

You can enjoy any websites that use Web Bluetooth with this app, and connect IoT device only with a website before creating your native app for prototyping, etc. [Currently Supported Web Bluetooth Functions] - Bluetooth.getAvailability - Bluetooth.requestDevice - BluetoothDevice.addEventListener - BluetoothDevice.removeEventListener - BluetoothRemoteGATTServer.connect - BluetoothRemoteGATTServer.disconnect - BluetoothRemoteGATTServer.getPrimaryService - BluetoothGATTService.getCharacteristic - BluetoothGATTCharacteristic.readValue - BluetoothGATTCharacteristic.writeValue - BluetoothGATTCharacteristic.startNotifications - BluetoothGATTCharacteristic.stopNotifications - BluetoothGATTCharacteristic.addEventListener - BluetoothGATTCharacteristic.removeEventListener

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.

Screenshots

C. Browser4 screens
Keep Browser4 screens

Verdict

The call

C. Browser and Keep Browser both sit at 5.0 stars, but that hides the real split: 100% of Keep Browser's written reviews are positive against 12% of C. Browser's. Keep Browser also leads on ratings volume (4 vs 1). C. Browser's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, rating, update cadence 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for C. Browser against 5.0 for Keep Browser. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews are what separate them: 12% of C. Browser's written reviews are positive against 100% of Keep Browser's.

UpkeepUpdate frequency

C. Browser ships an update every 2 weeks, Keep Browser every 11 days. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

Scorecard4 real differences · 6 level
C. Browser versus Keep Browser: the parameters behind the verdict, then further details
ParameterC. BrowserKeep Browser
PriceFreeFree
Rating5.0 (1 ratings)5.0 (4 ratings)
Positive reviews11.5% of reviews100.0% of reviews — better
Number of ratings14 — better
Update frequencyEvery 2 weeksEvery 11 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.6
Further details — not scored
Size31 MB144 MB
Age rating17+17+
Developerirodori, inc.RSA TECHNOLOGIES, LIMITED LIABILITY CO.

Customer experience

C. Browser

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews52 reviews
Positive11.5%
Neutral5.8%
Negative82.7%

Keep Browser

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

C. Browser

Reported bugs

17 issues
  • Bluetooth connection fails repeatedly
  • App disconnects after closing
  • Mode change button disappears
  • App does not recognize connected device
  • App crashes or freezes
Show 12 more
  • Login screen freezes
  • App logs out automatically
  • Cannot connect to Bluetooth on iPhone
  • QR code reading is not functional within the app
  • Face recognition does not work for login
  • App shows 'currently busy' error for mode switching
  • Device page not found
  • Bluetooth connection is unstable
  • App does not show connected device status correctly
  • Cannot register as a foreigner
  • App is not recognized by phone's Bluetooth
  • Device name does not appear in Bluetooth settings

Requested features

12 requests
  • Dedicated Ploom app
  • Physical buttons for mode change on device
  • Biometric login support
  • Improved UI/UX
  • Offline mode for mode switching
Show 7 more
  • Easier connection process
  • Better instructions and manuals
  • Support for iPhone users
  • Ability to link Safari bookmarks
  • Display battery and mode on the first page
  • Make device search function useful
  • Allow mode change directly on the device

Keep Browser

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

C. Browser

No in-app purchases

None

Keep Browser

No in-app purchases

Questions

Is C. Browser free?
C. Browser is free to download, with no in-app purchases.
Is Keep Browser free?
Keep Browser is free to download, with no in-app purchases.
Which has better reviews, C. Browser or Keep Browser?
C. Browser and Keep Browser are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.
Do C. Browser or Keep Browser have ads?
Keep Browser shows ads; C. Browser does not.
Which is updated more often, C. Browser or Keep Browser?
C. Browser ships an update every 2 weeks, and Keep Browser every 11 days. Most recently, C. Browser was updated on October 11, 2026 and Keep Browser on October 5, 2026.

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