# Soniox vs STMTC

The clearest difference is in-app purchases: STMTC at none against Soniox's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Soniox sells 2 in-app purchases, starting at $19.99 per month. STMTC asks for nothing beyond the download.

Soniox ships an update every 10 days, STMTC every 2 weeks. The most recent releases landed on September 23, 2026 and December 4, 2025 respectively.

## The numbers

| Metric | Soniox | STMTC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (169 ratings)](https://appshunter.io/ios/app/soniox-speech-to-text-ai/id1560199731/reviews)** | — |
| Number of ratings | **169** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 31 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Soniox Inc](https://appshunter.io/developer/1560199733) | [Marthoma](https://appshunter.io/developer/1639657996) |

## What reviewers say

### Soniox

[App page](https://appshunter.io/ios/app/soniox-speech-to-text-ai/id1560199731)

This app uses advanced AI to transcribe and translate speech in over 60 languages in real-time. It provides instant summaries, identifies speakers, and offers context-aware accuracy for enhanced understanding. Securely share or export your transcribed conversations and notes.

**Highlights:** Real-time transcription with speaker ID, Speech translation in 60+ languages, AI-generated summaries and key insights, Custom AI prompts for analysis, Context-aware accuracy enhancement, Privacy-first design with on-device processing, Easy sharing and export options

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $19.99 | per month |
| Pro | $119.99 | per year |


### STMTC

[App page](https://appshunter.io/ios/app/stmtc/id6444176403)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Soniox free?

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

### Is STMTC free?

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

### Do Soniox or STMTC have ads?

Neither Soniox nor STMTC shows ads.

### Which is updated more often, Soniox or STMTC?

Soniox ships an update every 10 days, and STMTC every 2 weeks. Most recently, Soniox was updated on September 23, 2026 and STMTC on December 4, 2025.

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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.*