# Cytex Authenticator vs TextFlow

The clearest difference is in-app purchases: Cytex Authenticator at none against TextFlow's 5. Cytex Authenticator also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). TextFlow's advantage is update cadence (every 4 days vs every 8 months). On price and ads there is nothing between them.

Both are free to download. TextFlow sells 5 in-app purchases, starting at $3.99 per 7 days. Cytex Authenticator asks for nothing beyond the download.

Cytex Authenticator ships an update every 8 months, TextFlow every 4 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cytex Authenticator | TextFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/textflow-ai-keyboard/id6474087816/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 30 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Broadstone Technologies](https://appshunter.io/developer/1182365644) | [Jagruthi Balagatte Mohandas](https://appshunter.io/developer/1676134065) |

## What reviewers say

### Cytex Authenticator

[App page](https://appshunter.io/ios/app/cytex-authenticator/id1538584126)

**In-app purchases:** none


### TextFlow

[App page](https://appshunter.io/ios/app/textflow-ai-keyboard/id6474087816)

Enhance your writing with an AI-powered keyboard that offers instant grammar checks, translation, tone adjustment, and content generation. It seamlessly integrates with all your iPhone apps, ensuring your messages are always clear and effective.

**Highlights:** Instant grammar and spelling checks, Translate text into 10+ languages, Adjust writing tone (professional, playful, etc.), AI-powered text generation, Works across all iPhone apps, Privacy-focused with no data storage

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access - Weekly | $3.99 | per 7 days |
| All Access - Weekly | $5.99 | per 7 days |
| All Access - Annual | $39.99 | per year |
| All Access - Annual | $59.99 | per year |
| All Access - Annual | $99.99 | per year |


## Frequently asked questions

### Is Cytex Authenticator free?

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

### Is TextFlow free?

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

### Do Cytex Authenticator or TextFlow have ads?

Neither Cytex Authenticator nor TextFlow shows ads.

### Which is updated more often, Cytex Authenticator or TextFlow?

Cytex Authenticator ships an update every 8 months, and TextFlow every 4 days. Most recently, Cytex Authenticator was updated on October 27, 2026 and TextFlow on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*