# VoicePrinter vs FormantScope

The clearest difference is in-app purchases: FormantScope at none against VoicePrinter's 1. FormantScope also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 47 months). VoicePrinter's advantage is iOS requirement (15.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. VoicePrinter sells 1 one-off in-app purchase. FormantScope asks for nothing beyond the download.

VoicePrinter ships an update every 47 months, FormantScope every 6 weeks. The most recent releases landed on August 28, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | VoicePrinter | FormantScope |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/voiceprinter/id1180382943/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 47 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HIROFUMI MARUO](https://appshunter.io/developer/667820705) | [跃然 王](https://appshunter.io/developer/1895682344) |

## What reviewers say

### VoicePrinter

[App page](https://appshunter.io/ios/app/voiceprinter/id1180382943)

Analyze sound and voice in real-time with detailed visual representations. Explore human voices, environmental sounds, music, and more. Offers recording, playback, and import/export features with a premium upgrade.

**Highlights:** Real-time sound visualization, Human voice analysis, Environmental sound analysis, Music analysis, Recording and playback, Import/export audio files

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Functions | $0.99 | one-time |


### FormantScope

[App page](https://appshunter.io/ios/app/formantscope/id6764803567)

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

**In-app purchases:** none


## Frequently asked questions

### Is VoicePrinter free?

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

### Is FormantScope free?

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

### Do VoicePrinter or FormantScope have ads?

VoicePrinter shows ads; FormantScope does not.

### Which is updated more often, VoicePrinter or FormantScope?

VoicePrinter ships an update every 47 months, and FormantScope every 6 weeks. Most recently, VoicePrinter was updated on August 28, 2026 and FormantScope on September 16, 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.*