One Minute Changes vs Marty Music
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One Minute Changes
This free app helps beginner guitarists track their chord changes. It includes all chords from a popular beginner course and allows custom additions. The app analyzes your performance to highlight challenging chords.
- Chord change tracking
- Built-in course chords
- Custom chord addition
- Performance statistics
- Automatic difficult chord identification
Read full descriptionHide full description
The One Minute Changes app is a free app from Justinguitar.com to help beginner guitarists using my Beginner's Course keep track of the amount of chord changes they can do! All the chords used in the course are built in, but you can add in your own too, see statistics and it will automatically pick the chords you struggle with most if you ask it to! If you dig it, please check out my other apps :)
Marty Music
Access all your videos in one convenient app. Get the latest news and updates via push notifications and easily save your favorite content for quick retrieval. Enjoy seamless access without needing to remember passwords.
- Access all videos in one app
- Push notifications for news and updates
- Password-free video access
- Save favorite posts
- Easy-to-use interface
Read full descriptionHide full description
Inside the Marty Music app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Marty Music at 100% against One Minute Changes's 57%. Marty Music also leads on update cadence (fortnightly vs every 12 months) and rating (4.6 vs 4.3). One Minute Changes's advantage is ratings volume (114 vs 10) and iOS requirement (10.3 vs 16.6). On price, ads, in-app purchases and monetization model 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.
Marty Music holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: One Minute Changes has 114 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 57% of One Minute Changes's written reviews are positive against 100% of Marty Music's.
One Minute Changes ships an update every 12 months, Marty Music fortnightly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.
| Parameter | One Minute Changes | Marty Music |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (114 ratings) | 4.6 (10 ratings) — better |
| Positive reviews | 57.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 114 — better | 10 |
| Update frequency | Every 12 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 10.3 — better | 16.6 |
| Further details — not scored | ||
| Size | 66 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Justin Guitar | Marty Schwartz Music, LLC |
Customer experience
One Minute Changes
Marty Music
Bugs and requests
One Minute Changes
Reported bugs
31 issues- Microphone not working
- App cannot hear chords
- Timer sounds too quiet
- App only works in portrait mode
- Problems adding and editing chords
Show 26 moreShow fewer
- Writing is invisible when tagging chords
- Lowest chord scores include 0 changes
- Ghost chords reappear after deletion
- Cannot delete chords
- Cannot change chord names
- Best score counter cannot be reset
- Timer stops if phone goes into standby
- No sound/buzzer on iPad
- Random chords not truly random
- Screen times out before timer ends
- Lowest scoring combination not appearing
- App doesn't access microphone for scoring
- No scores recorded
- Doesn't count chord changes
- Scores lost during upgrade
- Countdown and time-up alerts too quiet
- Score increase/decrease buttons don't auto count
- Best score display is tiny
- Not updated to 64 bit (iOS 11)
- Timer sounds need to be volume adjustable and selectable
- Screen times out before timer ends
- App doesn't keep screen from timing out
- Lowest scoring combination not showing
- App doesn't access microphone
- No auto count
- App doesn't count chord changes
Requested features
30 requests- Audible signal for timer end
- App use mic to count chords
- Add up chord changes automatically
- See progress over time by dates
- Delete or modify previous scores
Show 25 moreShow fewer
- Sync scores over iCloud
- Full chord library
- Edit chords after entering
- Select chords from score menu
- Add slash chords with '/'
- Comprehensive dictionary of chords
- Volume adjustable and selectable timer sounds
- Save score automatically
- Hold plus/minus buttons to increment/decrement score
- Best score display larger
- Keep screen from turning off
- Randomize chord combinations better
- Recognize strum for auto count
- Track dates and scores for progress
- Hold plus button to record higher numbers faster
- Display horizontally
- Track number of changes
- Manual selection of chord combos
- Link to video lessons
- In-app purchase of products
- Progress over time graph
- Feedback on completion
- User profile login
- Scores saved to Game Center
- Optional practice reminder notifications
Marty Music
Not enough reviews yet to summarise bugs or requests.
In-app purchases
One Minute Changes
No in-app purchases
Marty Music
No in-app purchases
Questions
Is One Minute Changes free?
Is Marty Music free?
Which has better reviews, One Minute Changes or Marty Music?
Do One Minute Changes or Marty Music have ads?
Which is updated more often, One Minute Changes or Marty Music?
Other comparisons
