# Superthread vs Flint Voice

The clearest difference is in-app purchases: Superthread at none against Flint Voice's 6. Flint Voice's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Flint Voice sells 6 one-off in-app purchases. Superthread asks for nothing beyond the download.

Superthread ships an update every 11 days, Flint Voice weekly. The most recent releases landed on October 1, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Superthread | Flint Voice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flint-voice/id6760716646/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 17 MB | 122 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Superthread io limited](https://appshunter.io/developer/1790429703) | [Klu Technologies Oy](https://appshunter.io/developer/1868689424) |

## What reviewers say

### Superthread

[App page](https://appshunter.io/ios/app/superthread/id6755784114)

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

**In-app purchases:** none


### Flint Voice

[App page](https://appshunter.io/ios/app/flint-voice/id6760716646)

Capture your thoughts and ideas by speaking them aloud. This app transcribes your voice, automatically formats it into polished notes, and allows you to search and interact with your notes using AI. It also integrates with your calendar for seamless event creation.

**Highlights:** Voice transcription, Automatic note formatting, Customizable note structures, AI chat across notes, Calendar event integration, Cross-referencing notes

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flint Credits Pack | $4.99 | one-time |
| Flint Pro | $5.00 | one-time |
| Flint Essentials | $9.00 | one-time |
| Flint Essentials | $11.00 | one-time |
| Flint Pro | $14.00 | one-time |
| Flint Pro | $16.00 | one-time |


## Frequently asked questions

### Is Superthread free?

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

### Is Flint Voice free?

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

### Do Superthread or Flint Voice have ads?

Neither Superthread nor Flint Voice shows ads.

### Which is updated more often, Superthread or Flint Voice?

Superthread ships an update every 11 days, and Flint Voice weekly. Most recently, Superthread was updated on October 1, 2026 and Flint Voice on October 4, 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.*