# Altitude Checker vs こだまスピーチ｜集音器・聴力補助・録音・文字起こし

The clearest difference is ads: こだまスピーチ｜集音器・聴力補助・録音・文字起こし at none against Altitude Checker's shown. こだまスピーチ｜集音器・聴力補助・録音・文字起こし also leads on update cadence (every 3 weeks vs every 4 months). Altitude Checker's advantage is review sentiment (82% vs 50%). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Altitude Checker sells 1 one-off in-app purchase and こだまスピーチ｜集音器・聴力補助・録音・文字起こし sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Altitude Checker ships an update every 4 months, こだまスピーチ｜集音器・聴力補助・録音・文字起こし every 3 weeks. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Altitude Checker | こだまスピーチ｜集音器・聴力補助・録音・文字起こし |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/altitude-checker/id635168846/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **82.4% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 282 MB | 6 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takafumi AMANO](https://appshunter.io/developer/581065340) | [Junji Tabata](https://appshunter.io/developer/1067775233) |

## What reviewers say

### Altitude Checker

[App page](https://appshunter.io/ios/app/altitude-checker/id635168846)

Measure altitude using your device's location or by selecting points on a map. Offers various measurement modes and customizable settings for units, datums, and coordinate systems. Includes an option to display addresses or coordinates.

**Highlights:** Map Measurement Mode, GNSS Mode, Digital Elevation Model (DEM) data, Unit selection (Meter/Foot), Special Datum options, Coordinate System selection, Address/Coordinate display

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### こだまスピーチ｜集音器・聴力補助・録音・文字起こし

[App page](https://appshunter.io/ios/app/id6450915621)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ライセンス 1ヶ月 | $1.99 | per month |
| ライセンス1年間 | $14.99 | per year |
| 無期限ライセンス | $22.99 | one-time |


## Frequently asked questions

### Is Altitude Checker free?

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

### Is こだまスピーチ｜集音器・聴力補助・録音・文字起こし free?

こだまスピーチ｜集音器・聴力補助・録音・文字起こし is free to download, with in-app purchases available.

### Do Altitude Checker or こだまスピーチ｜集音器・聴力補助・録音・文字起こし have ads?

Altitude Checker shows ads; こだまスピーチ｜集音器・聴力補助・録音・文字起こし does not.

### Which is updated more often, Altitude Checker or こだまスピーチ｜集音器・聴力補助・録音・文字起こし?

Altitude Checker ships an update every 4 months, and こだまスピーチ｜集音器・聴力補助・録音・文字起こし every 3 weeks. Most recently, Altitude Checker was updated on October 12, 2026 and こだまスピーチ｜集音器・聴力補助・録音・文字起こし on October 8, 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.*