# Techmi App vs Ear Spy

The clearest difference is in-app purchases: Techmi App at none against Ear Spy's 2. Techmi App also leads on iOS requirement (13.2 vs 16.6). Ear Spy's advantage is update cadence (every 6 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Ear Spy sells 2 in-app purchases, starting at $14.99 per 7 days. Techmi App asks for nothing beyond the download.

Techmi App ships an update every 2 weeks, Ear Spy every 6 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Techmi App | Ear Spy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ear-spy-super-hearing/id6765833869/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 9 MB |
| Requires iOS | **13.2** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [聴悦株式会社](https://appshunter.io/developer/6784588122) | [Donda Arvindbhai](https://appshunter.io/developer/6802325195) |

## What reviewers say

### Techmi App

[App page](https://appshunter.io/ios/app/techmi-app/id1545172574)

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

**In-app purchases:** none


### Ear Spy

[App page](https://appshunter.io/ios/app/ear-spy-super-hearing/id6765833869)

Transform your phone into a powerful listening device with advanced sound amplification and smart hearing enhancement. Amplify nearby and distant sounds in real-time using headphones for clearer lectures, improved conversations, and better environmental awareness. Includes an audio recorder for capturing important moments.

**Highlights:** Amplify distant sounds, Hear in noisy environments, Real-time audio enhancement, Noise reduction, Record audio, Supports wired and Bluetooth headphones, Easy sound controls

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $14.99 | per 7 days |
| Lifetime Premium | $29.99 | one-time |


## Frequently asked questions

### Is Techmi App free?

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

### Is Ear Spy free?

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

### Do Techmi App or Ear Spy have ads?

Neither Techmi App nor Ear Spy shows ads.

### Which is updated more often, Techmi App or Ear Spy?

Techmi App ships an update every 2 weeks, and Ear Spy every 6 days. Most recently, Techmi App was updated on October 29, 2026 and Ear Spy on October 24, 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.*