# SDT ACMI Mobile Tracker vs Ear Spy

The clearest difference is in-app purchases: SDT ACMI Mobile Tracker at none against Ear Spy's 2. SDT ACMI Mobile Tracker also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Ear Spy sells 2 in-app purchases, starting at $3.99 per 7 days. SDT ACMI Mobile Tracker asks for nothing beyond the download.

## The numbers

| Metric | SDT ACMI Mobile Tracker | Ear Spy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (16 ratings)](https://appshunter.io/ios/app/ear-spy/id6783487756/reviews)** |
| Number of ratings | — | **16** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Subscription |
| Size | 48 MB | 7 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Halil SUNAR](https://appshunter.io/developer/1711170507) | [Awais Muneer](https://appshunter.io/developer/6783487758) |

## What reviewers say

### SDT ACMI Mobile Tracker

[App page](https://appshunter.io/ios/app/sdt-acmi-mobile-tracker/id6747207731)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ear Spy

[App page](https://appshunter.io/ios/app/ear-spy/id6783487756)

Amplify ambient sounds and bring distant voices closer in real-time using your phone's microphone and headphones. Features include environment presets, a 10-band equalizer, personal hearing calibration, and on-device live transcription. It prioritizes privacy with all processing done locally.

**Highlights:** Real-time sound amplification, Environment presets, 10-band parametric equalizer, Personal hearing calibration, Unlimited clip capture, On-device live transcription, Hearing-safety limiter

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly (with trial) | $3.99 | per 7 days |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is SDT ACMI Mobile Tracker free?

SDT ACMI Mobile Tracker 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 SDT ACMI Mobile Tracker or Ear Spy have ads?

Neither SDT ACMI Mobile Tracker nor Ear Spy shows ads.

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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.*