Protocol Tracker vs Rewind
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protocol Tracker
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Protocol Tracker is a compressed version of Emacs Org Mode and Bullet Journalling workflows. It stores all user data on the device, making using this app lightning fast and internet-free. It is intended to eliminate the burden of making todo lists and the annoyance of the limited features of other popular iOS task and habit trackers. It also combines into one platform unique tasks and repeating habits, making it the only app you need to use to access all of your to-do information. With detailed habit data storage, this app is perfect for tracking calories, workouts, complex procedures, health protocols, and more.
Rewind
This app provides a second chance to capture spoken moments by continuously recording audio in a rolling buffer. When something important is said, you can save the last few minutes after the fact, transcribe it, and store it privately on your device. It offers multiple ways to save audio, including Siri and the Action Button, and works entirely offline.
- Rolling audio buffer
- Save audio after it's spoken
- On-device transcription
- Offline functionality
- Multiple capture methods (Siri, Action Button)
- Private and secure storage
- Searchable transcripts
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Rewind — Never miss a moment Some of the best things ever said weren't recorded. The story your grandfather only tells once. The exact phrasing of an idea in a meeting. A toast at a wedding. A diagnosis from a doctor's visit. The moment your kid says something so funny you couldn't have planned it. Rewind is the iPhone app that gives you a second chance. Instead of asking you to hit record before something interesting happens, Rewind quietly keeps a short, rolling memory of what your microphone just heard. When the moment turns out to matter, one press saves the last few minutes — after it already happened. HOW IT WORKS Tap Start Listening once. Rewind maintains a private rolling buffer of the last 1, 3, 5, 10, or 15 minutes of audio. Anything older is overwritten and gone. Nothing is saved unless you ask. When you want to keep what just happened, save it from anywhere — the Home screen, the iPhone Action Button, Siri, Spotlight, or Shortcuts. Rewind stitches the recent buffer into a clip, transcribes it, and drops it in your Library. Listening keeps going so you don't miss what comes next. EVERYTHING STAYS ON YOUR PHONE Rewind has no account, no cloud, and no upload path. There is no server to opt out of. Audio files and transcripts live in your app sandbox, protected by iOS encryption. The only network call Rewind ever makes is the one-time download of the on-device transcription model. After that, it works offline. Optional Face ID can lock the entire Library so your moments stay yours alone. ON-DEVICE TRANSCRIPTION Every saved clip is transcribed locally using Whisper. Titles are generated for you. Optional speaker labels separate who said what. Search your Library by transcript text, title, date, or duration — instantly, with nothing leaving the phone. FIVE WAYS TO CAPTURE • Home screen — the big save button, center stage • Action Button — one press, even from the lock screen • Siri — "Hey Siri, save Rewind" • Spotlight — swipe down, type, return • Shortcuts — chain Save Rewind into any automation EVERYTHING YOU NEED • Rolling buffer with 1, 3, 5, 10, or 15-minute save windows • Background capture — keeps running while locked or in your pocket • Resilient through phone calls, Bluetooth swaps, and interruptions • Local Whisper transcription with optional speaker diarization • Search by transcript, title, status, date, or duration • Playback with scrubbing, 15-second skip, trim, and revert • Star clips, edit titles, share via the standard iOS share sheet • Choose built-in or external microphone (Bluetooth, USB, AirPods) • Three home visuals: breathing dot, buffer ring, or live waveform • Light & dark themes that match your system PRIVATE BY DESIGN • No account • No cloud • No upload path • No analytics • No ads • Face ID gate for the Library • File-protected storage • Sharing is always explicit REQUIREMENTS iPhone running iOS 18 or later. Microphone permission required. Recommended: assign "Save Rewind" to your Action Button for one-press capture. CATCH THE NEXT GREAT THING SAID. Install Rewind, start listening once, and let your phone remember the last few minutes for you. You decide what's worth keeping — after it's already happened.
Screenshots
Verdict
The clearest difference is update cadence: Rewind at every 5 days against Protocol Tracker's fortnightly. Rewind also leads on iOS requirement (18.0 vs 26). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Protocol Tracker ships an update fortnightly, Rewind every 5 days. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.
| Parameter | Protocol Tracker | Rewind |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Fortnightly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 26 | 18.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Finnian Murphy | Luiz Felipe Barbosa |
In-app purchases
Protocol Tracker
No in-app purchases
Rewind
No in-app purchases









