# Fluo vs WoAi

The clearest difference is in-app purchases: WoAi at none against Fluo's 2. Fluo's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Fluo sells 2 in-app purchases, starting at $9.99 per month. WoAi asks for nothing beyond the download.

Fluo ships an update every 4 days, WoAi weekly. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Fluo | WoAi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fluo-language-learning/id6759833037/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Freemium | — |
| Size | 54 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Fluo Inc](https://appshunter.io/developer/1881057907) | [Sunbyte Styles LLC](https://appshunter.io/developer/6800626407) |

## What reviewers say

### Fluo

[App page](https://appshunter.io/ios/app/fluo-language-learning/id6759833037)

Master Chinese vocabulary with AI-powered sentences and spaced repetition. Learn words that matter to you through personalized reviews and interactive exercises. Get instant explanations and track your progress to build lasting language skills.

**Highlights:** AI-generated personalized sentences, Spaced repetition for memory retention, Topic-based vocabulary learning, Active and passive recall modes, Instant grammar and usage explanations, Translate and learn from any text, Progress tracking and daily goals

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fluo Premium Monthly Subscription | $9.99 | per month |
| Fluo Premium Annual Subscription | $59.99 | per year |


### WoAi

[App page](https://appshunter.io/ios/app/woai-read/id6800626405)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fluo free?

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

### Is WoAi free?

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

### Do Fluo or WoAi have ads?

Neither Fluo nor WoAi shows ads.

### Which is updated more often, Fluo or WoAi?

Fluo ships an update every 4 days, and WoAi weekly. Most recently, Fluo was updated on October 14, 2026 and WoAi on October 8, 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.*