Comparison

Pro Guitar Tuner vs iTendry

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Pro Guitar Tuner

This app provides real-time audio analysis for tuning a wide variety of stringed instruments. It offers a vast library of custom tunings and an intuitive interface with visual feedback to ensure accurate intonation. Users can also tune by ear using high-quality instrument samples.

Highlights
  • Real-time audio analysis
  • Chromatic tuning for multiple instruments
  • Over 200 custom tunings
  • Tune by ear with instrument samples
  • Intuitive interface with visual feedback
  • Save favorite tunings
Features
Read full description

The guitar tuner app used by professional guitar makers, guitar repair shops and musicians around the world. The app listen and analyze the sound in real time from the built-in mic, headset, guitar clip on or from any other external microphone. It is so accurate that it will be your best friend for guitar intonation! Because Pro Guitar Tuner is chromatic you can tune most types of stringed instruments. High-quality samples of real instruments are also accessible (i.e. tune by ear if preferred!). A massive library of different tunings for guitar, bass, balalaika, violin, ukulele and more makes it easy to find more qualities and characteristics from your instrument. The interface: To make it more intuitive, we give you information about the current pitch in many different ways: *Cents for the current pitch *A red/green light indicating the closest pitch *A note wheel corresponding to the chromatic scale *A fretboard with the current tuning setting displayed Standard guitar is set as default but the guitar tuner can be used to tune many different instruments, such as: *Guitars - Standard, 4-string, 5-string, 7-string, 8-string , 9-string, 10-string, 11-string, 12-string, and 13-string guitar *Bass guitars - Standard, 5-string bass and 6-string bass *Ukuleles - std (Soprano), Pocket, Concert, Tenor, Baritone, Bass, and Contrabass *Banjo - 4-string, 5-string, 6-string *Mandolin family - Mandolin (Soprano), Piccolo, Mandola (alto), Octave Mandolin (tenor), Mandocello (Baritone), Mandobass, Irish Bouzouki, Cittern, and Greek Bouzouki *Violin family - Violin, Viola, Cello (violoncello), Double bass and 5-string Double bass *Balalaika family - Prima, Piccolo, Secunda, Alto, Tenor, Bass and Contrabass After you have selected an instrument you choose a specific tuning. The app provides you with over 200 custom tunings. The tuning options are divided into groups to make them easier to find. For guitar, the categories are: *General tunings *Raised tunings *Lowered tunings *Dropped tunings *Double dropped tunings *Major open tunings *Minor open tunings (cross-note) *Modal tunings *Miscellaneous tunings If you have certain tunings that you often use, you can save them as favorites. This gives you easy access to them under favorite tunings. In the app, you can choose to subscribe to Pro Guitar Tuner Premium. It´s a monthly subscription that gives you the following features: *No Ads *All Tunings *All Instruments *Extra Settings Privacy Policy: https://www.proguitar.com/about/policies/privacy Terms of Service: https://www.proguitar.com/about/policies/terms

About

iTendry

Learn guitar and ukulele chords with a vast library of Malagasy songs. Features include interactive chord diagrams, tuners, and transposition tools. Supports multiple languages and dark mode for an enhanced learning experience.

Highlights
  • Guitar and ukulele chord library with images and sounds
  • Instrument tuner with various tunings
  • Transposition and automatic scrolling
  • Interactive chord diagrams and fingering notes
  • Dark mode
  • Multi-language support
Features
Read full description

iTendry: Learn guitar chords About this app iTendry is a - mobile and desktop, offline - application promoting music from Madagascar, through the learning of chords composing hundreds of Malagasy songs. It offers lyrics with chords very easily applicable to the guitar and also to the ukulele. For this, you are given a wide variety of songs, not only those accompanied by these instruments in their original versions. The format: The simplified format of the compositions will allow personal input from users as they learn. Bonus: At the user's disposal : • An infinite number of chord grids in the ACCORDS section to simplify learning • Tuners in the TUNER section to facilitate the tuning of the instrument / find a tuner of the OPEN GASY The features of the application - Guitar and ukulele chord list with images and sounds - Instrument tuner with various tunings including "Tendry sasy" - Notation in : Do Ré Mi - Mutli language - Clickable chords - Dark mode - Transposition - Automatic scrolling - Touch to play notes instead of displaying diagrams - Display guitar fingering notes directly on diagrams - Simultaneous display of song video - Quiz d'accords (mode expérimental) - Simultaneous viewing of the song's video - +200000 chord grids in different tunings: Tendry Gasy, open D, Guitalele, ... - 432Hz tuner option - Instrument: piano (experimental mode) - Display lyrics only mode - Show/Hide chord indications If you notice incorrect transcriptions in the application you can put in comment the title of the song, or contact us directly by mail contact@itendry.com or via our Facebook page ITendry

Screenshots

Pro Guitar Tuner4 screens
iTendry4 screens

Verdict

The call

The clearest difference is in-app purchases: iTendry at none against Pro Guitar Tuner's 5. iTendry also leads on rating (5.0 vs 4.7) and iOS requirement (13.6 vs 15.0). Pro Guitar Tuner's advantage is ratings volume (10K vs 1) and update cadence (monthly vs every 5 months). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Pro Guitar Tuner sells 5 in-app purchases, starting at $2.99 per month. iTendry asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

iTendry holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Pro Guitar Tuner has 10K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Pro Guitar Tuner ships an update monthly, iTendry every 5 months. The most recent releases landed on October 28, 2026 and October 10, 2026 respectively.

Scorecard6 real differences · 4 level
Pro Guitar Tuner versus iTendry: the parameters behind the verdict, then further details
ParameterPro Guitar TuneriTendry
PriceFreeFree
Rating4.7 (10K ratings)5.0 (1 ratings) — better
Positive reviews64.8% of reviews—
Number of ratings10K — better1
Update frequencyMonthly — betterEvery 5 months
AdsYesYes
In-app purchasesYesNo — better
MonetizationFreemiumAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.6 — better
Further details — not scored
Size46 MB52 MB
Age rating4+4+
DeveloperPro Guitar Sweden ABHenintsoa Geraud Raharinatoandro

Bugs and requests

Pro Guitar Tuner

Reported bugs

3 issues
  • App crashes when changing tuning modes
  • Tuner not responding to some strings
  • Microphone not working on certain devices

Requested features

4 requests
  • Custom tuning options
  • Support for more instrument types
  • Landscape mode support
  • Ability to save tuning profiles

iTendry

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Pro Guitar Tuner

Subscriptions4
  • Pro Guitar Tuner Premium$2.991 Month
  • Premium Membership$24.991 Month
  • Pro Guitar Tuner Premium3 Days trial$24.991 Year
Show 1 more
  • ProGuitar Academy7 Days trial$79.991 Year
One-time1
  • Premium Tuner$59.99
None

iTendry

No in-app purchases

Questions

Is Pro Guitar Tuner free?
Pro Guitar Tuner is free to download, with in-app purchases available.
Is iTendry free?
iTendry is free to download, with no in-app purchases.
Which has better reviews, Pro Guitar Tuner or iTendry?
iTendry is rated higher. Pro Guitar Tuner averages 4.7 out of 5 from 10K ratings, while iTendry averages 5.0 from 1 ratings.
Do Pro Guitar Tuner or iTendry have ads?
Both Pro Guitar Tuner and iTendry show ads.
Which is updated more often, Pro Guitar Tuner or iTendry?
Pro Guitar Tuner ships an update monthly, and iTendry every 5 months. Most recently, Pro Guitar Tuner was updated on October 28, 2026 and iTendry on October 10, 2026.

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