# Sound Amplifier + vs Ear Spy

The clearest difference is rating: Ear Spy at 4.9 against Sound Amplifier +'s 4.1. Ear Spy also leads on ads (none vs shown). Sound Amplifier +'s advantage is in-app purchases (none vs 2). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Ear Spy sells 2 in-app purchases, starting at $3.99 per 7 days. Sound Amplifier + asks for nothing beyond the download.

Ear Spy holds the better App Store score, 4.9 against 4.1. Both are backed by a comparable volume of ratings — 15 and 16 respectively.

Sound Amplifier + ships an update every 4 days, Ear Spy weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sound Amplifier + | Ear Spy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (15 ratings)](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208/reviews) | **[4.9 (16 ratings)](https://appshunter.io/ios/app/ear-spy/id6783487756/reviews)** |
| Number of ratings | 15 | **16** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | **Ad-supported** | Subscription |
| Size | 88 MB | 7 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [heekyung moon](https://appshunter.io/developer/6779193748) | [Awais Muneer](https://appshunter.io/developer/6783487758) |

## What reviewers say

### Sound Amplifier +

[App page](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208)

Enhance your hearing with this tool that amplifies ambient sounds and voices through your earphones. Adjust volume, equalize frequencies, and replay recent audio for clearer listening in various environments. It includes a hearing test to personalize sound settings and safety features to prevent overly loud amplification.

**Highlights:** Real-time sound amplification, Replay last 10 seconds, Personalized EQ via hearing test, Noise reduction, 3-band equalizer, Save custom setups

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

**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 Sound Amplifier + free?

Sound Amplifier + is free to download, with no in-app purchases.

### Is Ear Spy free?

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

### Which has better reviews, Sound Amplifier + or Ear Spy?

Ear Spy is rated higher. Sound Amplifier + averages 4.1 out of 5 from 15 ratings, while Ear Spy averages 4.9 from 16 ratings.

### Do Sound Amplifier + or Ear Spy have ads?

Sound Amplifier + shows ads; Ear Spy does not.

### Which is updated more often, Sound Amplifier + or Ear Spy?

Sound Amplifier + ships an update every 4 days, and Ear Spy weekly. Most recently, Sound Amplifier + was updated on November 5, 2026 and Ear Spy on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*