# アマミールde糖度管理 vs Tone Generator+ Freq

The clearest difference is ads: アマミールde糖度管理 at none against Tone Generator+ Freq's shown. アマミールde糖度管理 also leads on device support (3 vs 1) and iOS requirement (13.2 vs 17.0). Tone Generator+ Freq's advantage is update cadence (every 5 days vs every 3 months). On price and in-app purchases there is nothing between them.

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

アマミールde糖度管理 ships an update every 3 months, Tone Generator+ Freq every 5 days. The most recent releases landed on September 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | アマミールde糖度管理 | Tone Generator+ Freq |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tone-generator-plus-freq/id6760830690/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | — | Ad-supported |
| Size | 8 MB | 68 MB |
| Requires iOS | **13.2** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [TOWA ELECTRIC IND,CO.,LTD.](https://appshunter.io/developer/1352863097) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### アマミールde糖度管理

[App page](https://appshunter.io/ios/app/de/id1352863098)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tone Generator+ Freq

[App page](https://appshunter.io/ios/app/tone-generator-plus-freq/id6760830690)

Generate precise audio tones with various waveforms for testing, calibration, and experiments. Offers a wide frequency range and adjustable volume in a simple interface.

**Highlights:** Precise frequency generation, Multiple waveform types (sine, square, sawtooth, triangle), Adjustable volume control, Full audible range support (20 Hz - 20,000 Hz), Clean and stable audio output, Simple user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is アマミールde糖度管理 free?

アマミールde糖度管理 is free to download, with no in-app purchases.

### Is Tone Generator+ Freq free?

Tone Generator+ Freq is free to download, with no in-app purchases.

### Do アマミールde糖度管理 or Tone Generator+ Freq have ads?

Tone Generator+ Freq shows ads; アマミールde糖度管理 does not.

### Which is updated more often, アマミールde糖度管理 or Tone Generator+ Freq?

アマミールde糖度管理 ships an update every 3 months, and Tone Generator+ Freq every 5 days. Most recently, アマミールde糖度管理 was updated on September 30, 2026 and Tone Generator+ Freq on October 12, 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.*