# Turnit vs Frequency Counter Hz Tuner

The clearest difference is review sentiment: Turnit at 100% against Frequency Counter Hz Tuner's 0%. Turnit also leads on rating (5.0 vs 3.3) and ads (none vs shown). Frequency Counter Hz Tuner's advantage is in-app purchases (none vs 4) and update cadence (every 5 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Turnit sells 4 in-app purchases, starting at $0.49 per month. Frequency Counter Hz Tuner asks for nothing beyond the download.

Turnit holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 100% of Turnit's written reviews are positive against 0% of Frequency Counter Hz Tuner's.

Turnit ships an update every 3 months, Frequency Counter Hz Tuner every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Turnit | Frequency Counter Hz Tuner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/turnit-convert-everything/id1484892103/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/frequency-counter-hz-tuner/id6761234058/reviews) |
| Number of ratings | 2 | **6** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 44 MB | 98 MB |
| Requires iOS | **12.2** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Stanislav Jidkov](https://appshunter.io/developer/1484892102) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### Turnit

[App page](https://appshunter.io/ios/app/turnit-convert-everything/id1484892103)

This app offers a comprehensive scientific unit converter with over 2600 units across 70+ categories. Users can create custom converters and units, view calculation details, and access a history of conversions. It works offline and prioritizes user privacy.

**Highlights:** 2600+ units across 70+ categories, Create custom converters and units, View calculation details, Works completely offline, History section for review, Significant digit control

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Donation | $0.49 | per month |
| Small Donation | $0.99 | one-time |
| Medium Donation | $1.99 | one-time |
| Large Donation | $2.99 | one-time |


### Frequency Counter Hz Tuner

[App page](https://appshunter.io/ios/app/frequency-counter-hz-tuner/id6761234058)

This app offers guided instrument tuning for guitar and ukulele, a microphone-based frequency meter, and various tone generation tools. It also includes measurement history and an ultrasonic scanner for audio analysis.

**Highlights:** Guided instrument tuning, Microphone-based Hz meter, Measurement history, Tone and sweep tools, Ultrasonic scanner, Instrument tuner for guitar, bass, ukulele, violin

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

**In-app purchases:** none


## Frequently asked questions

### Is Turnit free?

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

### Is Frequency Counter Hz Tuner free?

Frequency Counter Hz Tuner is free to download, with no in-app purchases.

### Which has better reviews, Turnit or Frequency Counter Hz Tuner?

Turnit is rated higher. Turnit averages 5.0 out of 5 from 2 ratings, while Frequency Counter Hz Tuner averages 3.3 from 6 ratings.

### Do Turnit or Frequency Counter Hz Tuner have ads?

Frequency Counter Hz Tuner shows ads; Turnit does not.

### Which is updated more often, Turnit or Frequency Counter Hz Tuner?

Turnit ships an update every 3 months, and Frequency Counter Hz Tuner every 5 days. Most recently, Turnit was updated on November 3, 2026 and Frequency Counter Hz Tuner on November 5, 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.*