# HourglassInteractive vs KeyFlow AI

The clearest difference is update cadence: KeyFlow AI at fortnightly against HourglassInteractive's every 2 months. KeyFlow AI also leads on iOS requirement (18.0 vs 26.0). HourglassInteractive's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.

Both are free to download. HourglassInteractive sells 3 in-app purchases, starting at $2.99 per month and KeyFlow AI sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

HourglassInteractive ships an update every 2 months, KeyFlow AI fortnightly. The most recent releases landed on October 4, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | HourglassInteractive | KeyFlow AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/keyflow-ai/id6758787816/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 9 MB | 19 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DAMIEN MICKAEL CHAILLOLEAU GRANA](https://appshunter.io/developer/1793989211) | [Lumozz](https://appshunter.io/developer/1875045168) |

## What reviewers say

### HourglassInteractive

[App page](https://appshunter.io/ios/app/hourglassinteractive/id6743710784)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $2.99 | per month |
| Semi-Annual Plan | $14.99 | per 6 months |
| Annual Plan | $26.99 | per year |


### KeyFlow AI

[App page](https://appshunter.io/ios/app/keyflow-ai/id6758787816)

Enhance your writing with an AI-powered keyboard. Instantly rewrite messages in different tones, fix grammar, translate languages, and dictate with accurate transcription. Save frequently used phrases and replay past actions seamlessly within any app.

**Highlights:** Rewrite messages with different tones, Instant spelling and grammar correction, Translate to over 50 languages, Whisper-powered dictation, Save and reuse text snippets, Replay recent actions

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KeyFlow Pro | $4.99 | per month |
| KeyFlow Pro | $39.99 | per year |
| KeyFlow BYOK Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is HourglassInteractive free?

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

### Is KeyFlow AI free?

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

### Do HourglassInteractive or KeyFlow AI have ads?

Neither HourglassInteractive nor KeyFlow AI shows ads.

### Which is updated more often, HourglassInteractive or KeyFlow AI?

HourglassInteractive ships an update every 2 months, and KeyFlow AI fortnightly. Most recently, HourglassInteractive was updated on October 4, 2026 and KeyFlow AI on September 30, 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.*