Cesure vs Open
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Cesure
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Cesure is a guitar tab player and editor for iPhone, iPad and the web. Open a tab, play it, slow it down, and correct what is wrong β with one account across all your devices. READ Four views of the same score: tablature, standard notation, notation + tab, and piano roll. Open your Guitar Pro (.gp, .gp3, .gp4, .gp5), MIDI, MusicXML and AlphaTex files, or pick a piece from the catalogue of public-domain classical music. PLAY & SLOW DOWN Play any score at the speed you need. Loop a range of measures and name the loop to find it again; the Speed Trainer raises the tempo pass after pass, up to the real one. CORRECT A real editor: several tracks, repeats, two voices, playing techniques. Copy, paste and undo work in all four views, and every save is a version you can go back to. FROM A RECORDING - Chords: get the chord grid of any recording, computed on your device β free and unlimited. - Audio to Tab (AI): turn an MP3, WAV or M4A file into an editable tab, transcribed on our servers. A draft to correct, not a finished score. TOOLS - Chromatic tuner - Metronome - BPM detector β tap along, or let Cesure listen - Scale cheatsheet - Play together: create a room, share its six-character code, and playback stays in sync for everyone, with voice chat YOUR TABS STAY YOURS Cesure saves in .cesure, an open and documented file format, and exporting it is always free. Share a score with a link, and export it to PDF for free (with a small "Made with Cesure" line). FREE & PRO Reading, playing, editing and every tool are free. Cesure Pro is an optional subscription, with its price shown in the app, that unlocks: - Unlimited AI transcription (3 a month on the free plan) - Unlimited library (3 saved scores on the free plan) - WAV export - PDF without the watermark Cesure Pro is an auto-renewable subscription, monthly or yearly. It renews unless cancelled at least 24 hours before the end of the period, and can be managed in your App Store account settings. Privacy Policy: https://cesure.app/privacy Terms of Use (EULA): https://cesure.app/terms
Open
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OpenShape is a chord and tuning tool for guitarists who go beyond standard tuning. Pick any tuning β DADGAD, Drop D, Open G, or a fully custom one β and OpenShape finds real, playable chord voicings across the whole fretboard, not just generic shapes. Add a capo and it recalculates instantly. Every note you hear is a real recorded acoustic guitar sample, not a synthesized tone. Features: β’ Exact chord voicings for any tuning, any capo position β’ Unlimited custom tunings (Pro) β’ Build and save chord progressions, with playback β’ Built-in microphone tuner β’ Real acoustic guitar audio for every chord β’ Dark mode β’ No account required, no ads Free includes standard tunings, the tuner, and up to 3 saved progressions. OpenShape Pro ($9.99 one-time) unlocks unlimited custom tunings and unlimited saved progressions β no subscription.
Screenshots
Verdict
The clearest difference is ads: Open at none against Cesure's shown. Cesure's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Cesure sells 2 in-app purchases, starting at $4.99 per month and Open sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Cesure ships an update every 2 days, Open every 3 weeks. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.
| Parameter | Cesure | Open |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days β better | Every 3 weeks |
| Ads | Yes | No β better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 16.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 103 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Xavier PELTIER | michael Hix |
In-app purchases
Cesure
- Cesure Pro (monthly)$4.991 Month
- Cesure Pro (yearly)$39.991 Year
Open
- OpenβShape Pro$9.99









