# ShadowVoice vs BoostifySpeak

The clearest difference is update cadence: ShadowVoice at daily against BoostifySpeak's every 2 months. BoostifySpeak's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.2). On price, ads 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.

ShadowVoice ships an update daily, BoostifySpeak every 2 months. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ShadowVoice | BoostifySpeak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shadowvoice/id6756198926/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 months |
| Monetization | Free | — |
| Size | 84 MB | 41 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Junhua Shi](https://appshunter.io/developer/1859086701) | [Ues Tech](https://appshunter.io/developer/1493497654) |

## What reviewers say

### ShadowVoice

[App page](https://appshunter.io/ios/app/shadowvoice/id6756198926)

Practice English pronunciation using the shadowing method. Listen to native speakers, repeat, and see your voice visualized in real-time. Get instant feedback and track your progress to sound more natural.

**Highlights:** Real-time voice comparison with waveform display, Sidetone monitoring for clear self-hearing, Sentence-by-sentence practice breakdown, Speech recognition for instant transcription, Progress tracking of practice sessions

**Features:** macOS Compatibility

**In-app purchases:** none


### BoostifySpeak

[App page](https://appshunter.io/ios/app/boostifyspeak/id6769026672)

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

**In-app purchases:** none


## Frequently asked questions

### Is ShadowVoice free?

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

### Is BoostifySpeak free?

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

### Do ShadowVoice or BoostifySpeak have ads?

Neither ShadowVoice nor BoostifySpeak shows ads.

### Which is updated more often, ShadowVoice or BoostifySpeak?

ShadowVoice ships an update daily, and BoostifySpeak every 2 months. Most recently, ShadowVoice was updated on October 3, 2026 and BoostifySpeak on October 6, 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.*