just sit vs Mark Bookmark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
just sit
This app offers a straightforward meditation timer with customizable bells and ambient music. Users can journal their intentions and reflections, track sessions, and enjoy 24/7 live streaming guided meditations. Data is stored privately via iCloud and exportable.
- Simple meditation timer
- Journaling for intentions and reflections
- Four channels of ambient music
- 24/7 live guided meditations
- Customizable interval bells
- Light and dark mode
- Private iCloud data storage
- Data export to CSV/JSON
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a simple meditation timer, tracker, and journal with four channels of ambient music and guided meditations streaming live 24/7 how it works: - tap the disc to start the timer, tap again to end - option to journal your intention and reflection with each sit - select from 4 streaming meditation audio channels, or leave radio off also: - 5 lovely bell sounds - add any number of interval bells - light and dark mode no sign-up, no account; your data is stored privately in iCloud and can be fully exported at any time to csv or json please send any feedback to adam@lud.win
Mark Bookmark
This app captures physical notes and ideas, turning them into organized insights. It scans text with high accuracy, records voice notes, and organizes content automatically. It allows users to search for specific passages and even chat with their highlights.
- Scan physical notes and passages
- Record voice notes
- Automatic organization by book/source
- Searchable library of captured content
- AI chat with highlights and annotations
- Integrations with other apps
- Offline capture and sync
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Mark II is a smart bookmark that captures your physical notes and ideas, and turns it into organized insights for you to revisit later CAPTURE WITHOUT LEAVING THE PAGE Scan a passage and it's saved, at 99% text accuracy, with any missing letters or words reconstructed automatically. Or hold to record a voice note instead. No unlocking your phone, no typing, no losing the thread of the chapter. It works across your whole reading life — hardcovers, paperbacks, printouts, research papers, Kindle, iPad, and handwriting (beta). 30+ languages. A LIBRARY THAT BUILDS ITSELF Scan a book's ISBN once (beta) and everything you capture from then on files itself under the right title. No folders to design, no tags to maintain, nothing named twice. Over months, it becomes a catalogue of what you've actually read — not a system you have to keep feeding. FIND THE QUOTE YOU HALF-REMEMBER Search for a fragment and get the passage back with its source. Filter by topic, theme, or the moment you captured it. Copy it straight into whatever you're writing. TALK TO WHAT YOU'VE READ Chat with your own highlights and annotations. Trace an idea across different books. Ask about the thing you know you read but can't place. Mark AI answers from what you've captured and nothing else — it won't invent a passage, and it won't summarize a book you never opened. FITS THE SYSTEM YOU ALREADY HAVE Integrations with Readwise, Notion, and many more apps to come. Mark isn't asking you to move in. It's asking you to feed what you've already built. WORKS WHEREVER YOU READ Bluetooth only — pairs like AirPods. Captures save on the device when you're out of range and sync the moment you're back. A single USB-C charge lasts about a week of heavy reading. YOUR NOTES, HELD CAREFULLY Highlights and voice notes are encrypted and stored on AWS in North America. We don't hold personally identifiable information alongside your library, and you can request deletion of your data at any time. WHO IT'S FOR Students who annotate. Researchers who cite. Readers who underline in pencil and mean it. Anyone who has closed a book and been unable to say what was in it. WHAT'S FREE Downloading Mark is free, and so is everything core: highlighting, audio capture, auto-organization, and basic AI chat. An optional subscription unlocks the heavier AI features and advanced integrations. REQUIREMENTS The Mark II device is required for scanning and voice capture. Each device pairs to one account at a time. iOS only. Support: Support@mark.engineering Privacy Policy: thinkwithmark.com/policies/privacy-policy
Screenshots
Verdict
The clearest difference is ratings volume: just sit at 11 against Mark Bookmark's 3. On price, rating, review sentiment and update cadence 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for just sit against 5.0 for Mark Bookmark. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on November 5, 2026 and November 13, 2026 respectively.
| Parameter | just sit | Mark Bookmark |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (11 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 11 — better | 3 |
| Update frequency | Every 4 days | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18 | 17.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 121 MB |
| Age rating | 4+ | 4+ |
| Developer | Adam Ludwin | Mark Inc |
Customer experience
just sit
Mark Bookmark
In-app purchases
just sit
No in-app purchases
Mark Bookmark
No in-app purchases









