# FRCBatteryReader vs Frequency Counter Hz Tuner

The clearest difference is ads: FRCBatteryReader at none against Frequency Counter Hz Tuner's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FRCBatteryReader ships an update every 6 days, Frequency Counter Hz Tuner every 4 days. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | FRCBatteryReader | Frequency Counter Hz Tuner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (6 ratings)](https://appshunter.io/ios/app/frequency-counter-hz-tuner/id6761234058/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 7 MB | 98 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Jinze Zhou](https://appshunter.io/developer/1840968666) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### FRCBatteryReader

[App page](https://appshunter.io/ios/app/frcbatteryreader/id6752791758)

**In-app purchases:** none


### 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 FRCBatteryReader free?

FRCBatteryReader is free to download, with no in-app purchases.

### Is Frequency Counter Hz Tuner free?

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

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

Frequency Counter Hz Tuner shows ads; FRCBatteryReader does not.

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

FRCBatteryReader ships an update every 6 days, and Frequency Counter Hz Tuner every 4 days. Most recently, FRCBatteryReader was updated on November 5, 2026 and Frequency Counter Hz Tuner on November 9, 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.*