Acchordion vs Roam Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Acchordion
This app helps you learn seventh chords by listening to you play or sing. It provides immediate feedback to ensure you're practicing correctly, making it easier to read music, learn songs, improvise, and write your own. Master these essential chords to enhance your musical skills.
- Listens to instrument or vocal input
- Identifies played notes
- Matches four notes in a chord
- Filters chords by root note
- Filters chords by family
- Provides immediate feedback
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Acchordion is a quiz app for learning seventh chords. Acchordion works by listening to you play your instrument (or sing) into the microphone of your device and identifying the notes you play. Match all four notes in a chord to move on to the next one. You can filter chords by their root note (e.g. C or A-flat) or by chord family (e.g. major or dominant). Why learn seventh chords? Seventh chords are the foundation of jazz and are also common in pop music. Knowing seventh chords will help you: * read music from a lead sheet * learn to play new songs more easily * make new arrangements of songs you already know * improvise over a particular song * write your own songs Acchordion is a fun way to learn these chords! It provides immediate feedback, so you can be confident that you’re practicing the right notes. Once you’ve mastered these basic chords, you’ll be ready to play like a pro!
Roam Studio
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Roam Studio is a private workspace for music producers, DJs, and creators who want to organize, review, and share their work without social media, cloud lock-in, or unnecessary complexity. Built around your existing Dropbox storage, Roam Studio helps you keep track of mixes, masters, demos, and works in progress while maintaining complete ownership of your files. FEATURES • Dropbox-powered music library Browse and organize your music directly from Dropbox without uploading files to another platform. • Version tracking Keep multiple versions of a track together so you can compare changes over time and never lose track of your creative process. • Waveform visualization Analyze songs visually with detailed waveform views designed for critical listening and review. • Reference comparison Compare your mixes against reference tracks to evaluate balance, loudness, and frequency content. • Timestamped notes Leave feedback and production notes at specific moments in a song. • Share your work Generate clean showcase pages to share tracks, demos, and works in progress with collaborators, labels, and friends. • Privacy first No accounts. No tracking. Your music stays in your Dropbox. Whether you’re finishing a mix, preparing a release, collecting feedback, or simply organizing years of unfinished projects, Roam Studio provides a focused environment built for the music along the way.
Screenshots
Verdict
Acchordion and Roam Studio are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Acchordion | Roam Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 0 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Oojoo Studio, LLC | Riley Napier |
In-app purchases
Acchordion
No in-app purchases
Roam Studio
No in-app purchases









