# CarlTune vs Tuning Fork Pro

CarlTune and Tuning Fork Pro both sit at 4.3 stars, but that hides the real split: 68% of CarlTune's written reviews are positive against 46% of Tuning Fork Pro's. CarlTune also leads on monetization model (free with in-app purchases vs paid) and update cadence (every 8 days vs every 2 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CarlTune sells 1 one-off in-app purchase and Tuning Fork Pro sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for CarlTune against 4.3 for Tuning Fork Pro. Both are backed by a comparable volume of ratings — 62 and 35 respectively. Written reviews are what separate them: 68% of CarlTune's written reviews are positive against 46% of Tuning Fork Pro's.

CarlTune ships an update every 8 days, Tuning Fork Pro every 2 weeks. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | CarlTune | Tuning Fork Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (62 ratings)](https://appshunter.io/ios/app/carltune-chromatic-tuner/id650709683/reviews)** | [4.3 (35 ratings)](https://appshunter.io/ios/app/tuning-fork-pro/id1390334198/reviews) |
| Number of ratings | **62** | 35 |
| Positive reviews | **67.6% of reviews** | 46.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 8 MB | 11 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JUNG IL PARK](https://appshunter.io/developer/650206737) | [Pedro Daniel Macalupu Cumpen](https://appshunter.io/developer/492172409) |

## What reviewers say

### CarlTune

[App page](https://appshunter.io/ios/app/carltune-chromatic-tuner/id650709683)

This app analyzes sounds from your microphone to display pitch, frequency, and octave. It offers intuitive graphical interfaces and supports a wide range of instruments and custom tunings for precise tuning.

**Highlights:** Chromatic tuning, Pitch and frequency display, Cent value adjustment, Multiple instrument tunings, Custom tuning options, Pitch pipe with keyboard interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $3.99 | one-time |


### Tuning Fork Pro

[App page](https://appshunter.io/ios/app/tuning-fork-pro/id1390334198)

This app helps musicians tune their instruments by ear using precise tone generation. It offers a wide range of notes and calibration options with various waveform selections. The app is designed for ease of use and compatibility with external audio devices.

**Highlights:** Note generation from A1 to C7, A4 Calibration (415Hz to 466Hz), Sine, Square, Triangle, Sawtooth waveforms, Output volume control, Precise tone emission algorithm, External speaker compatibility

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |
| A4 Calibration & Harmonics | $3.99 | one-time |


## Frequently asked questions

### Is CarlTune free?

CarlTune is free to download, with in-app purchases available.

### Is Tuning Fork Pro free?

Tuning Fork Pro is free to download, with in-app purchases available.

### Which has better reviews, CarlTune or Tuning Fork Pro?

CarlTune is rated higher. CarlTune averages 4.3 out of 5 from 62 ratings, while Tuning Fork Pro averages 4.3 from 35 ratings.

### Do CarlTune or Tuning Fork Pro have ads?

Both CarlTune and Tuning Fork Pro show ads.

### Which is updated more often, CarlTune or Tuning Fork Pro?

CarlTune ships an update every 8 days, and Tuning Fork Pro every 2 weeks. Most recently, CarlTune was updated on November 1, 2026 and Tuning Fork Pro on November 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*