HarpNinja Diatonic Harmonica vs Harmonica Tuner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HarpNinja Diatonic Harmonica
This app helps you learn the diatonic harmonica faster with real-time pitch recognition and interactive music theory tools. Visualize notes, explore various tunings and scales, and record your playing to improve your skills.
- Real-time pitch recognition
- Diatonic harmonica note visualization
- Interactive Circle of Fifths
- Support for 8 Diatonic tunings
- Support for 7 Chromatic tunings
- 18 Scales and 5 Chord types
- Audio recorder (30 seconds)
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HarpNinja - Learn harmonica faster! Pitch recognition + easy music theory HarpNinja Diatonic Harmonica is a diatonic harmonica version of its big brother app HarpNinja. It includes just the essential tuning and music theory features for easy access on your smartphone or tablet wherever you may be. The user interface is designed to scale from small smartphones (5"++ recommended minimum) to tablets and to desktops. *** Reviews of HarpNinja: 1. Bluesharmonica.com http://www.bluesharmonica.com/harpninja 2. Bluestime.it http://www.bluestime.it/harpninja.html Please Note: HarpNinja Diatonic Harmonica RECOMMENDED MINIMUM SCREEN SIZE would be at least a 5" screen smartphone. Anything below this size would really be too small to be useful. If you have technical issues please contact me direct or via the support forum. HarpNinja supports your harmonica learning independent of whatever method you are using. It has two modes. Real time pitch recognition shows you what you play. Harmonica mode is where you can visualize all the notes on a diatonic (10-hole) harmonica. Select from 8 commonly available Diatonic tunings (Major, Natural Minor, Harmonic Minor, Melody maker, Country, Diminished, Powerbender, or Suzuki Ultrabend Sub30) or 7 Chromatic Tunings (Standard/Solo, Bebop, C6, C6 Bebop, Diminished, Augmented, or Whole Tone), all 12 Keys, 18 Scales, and 5 Chord types (Maj, Min, 7th, Aug, Dim). You can also switch the display between notes or music intervals. Play your harmonica and the Real time pitch recognition highlights the notes on screen. An audio recorder also allows you to record up to 30 second segments to hear your own playing. Interactive Circle of Fifths makes music theory easy. Circle of Fifths mode is an interactive Circle of Fifth’s specially adapted for harmonica. The Circle of Fifth’s is a well known music theory tool for working out chord and scale relationships. Settings mode is where you can adjust all the harmonica and application settings, in addition to checking the integrated news feed and any errors. Please see the website help and tutorials for more guidance: http://www.harpninja.com/wp/faqhelp/ http://www.harpninja.com/wp/video-help/
Harmonica Tuner
This app listens to your harmonica playing and displays the notes and octaves in real-time. It's specifically designed for harmonicas in the Key of C, helping beginners identify notes as they play. An optional recording feature allows you to save and share your performances.
- Listens to harmonica sounds via microphone
- Displays notes with octaves
- Highlights notes for Key of C
- Shows blow and draw notes for each hole
- Optional recording and sharing of performances
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This is app which listens sounds via mic and displays notes with octaves. It is designed for Harmonica Key of C. It's very useful for beginners harmonica players because it shows notes during playing. But if you are planning another keys of harmo you should think about app: Harmonica Tuner PRO Numbers from 1 to 10 present holes for blowing or drawing. Row above with notes presents note for blow, and row below - note for draw. Other notes are obtained via bending. Application works: 1. Listen for sound and in the right down corner show frequency and note with number of octaves 2. If sound is harmonica sound, then note is lighted in yellow color. 3. After buy Record feature you may recording and sharing you play as video
Screenshots
Verdict
The clearest difference is price: Harmonica Tuner at $0.99 against HarpNinja Diatonic Harmonica's $19.99. Harmonica Tuner also leads on update cadence (monthly vs every 9 months). HarpNinja Diatonic Harmonica's advantage is in-app purchases (none vs 1) and chart position (#193 vs unranked). On review sentiment, ads, device support and iOS requirement 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
HarpNinja Diatonic Harmonica costs $19.99 and Harmonica Tuner $0.99 up front. Harmonica Tuner sells 1 one-off in-app purchase. HarpNinja Diatonic Harmonica asks for nothing beyond the download.
HarpNinja Diatonic Harmonica ships an update every 9 months, Harmonica Tuner monthly. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.
| Parameter | HarpNinja Diatonic Harmonica | Harmonica Tuner |
|---|---|---|
| Price | $19.99 | $0.99 — better |
| Rating | — | 1.0 (2 ratings) — better |
| Positive reviews | 28.6% of reviews | 28.6% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 9 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #193 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 130 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Sonicviz | Jacek Teska |
Customer experience
HarpNinja Diatonic Harmonica
Harmonica Tuner
In-app purchases
HarpNinja Diatonic Harmonica
No in-app purchases
Harmonica Tuner
- Harmonica Tuner Record$0.99
Questions
Is HarpNinja Diatonic Harmonica free?
Is Harmonica Tuner free?
Do HarpNinja Diatonic Harmonica or Harmonica Tuner have ads?
Which is updated more often, HarpNinja Diatonic Harmonica or Harmonica Tuner?
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