# Fluency vs SpellLogic

The clearest difference is price: Fluency at Free against SpellLogic's $4.99. SpellLogic's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (15.1 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

Fluency is free to download; SpellLogic costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fluency ships an update every 3 weeks, SpellLogic weekly. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Fluency | SpellLogic |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 3 MB | 196 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Purnima Raj](https://appshunter.io/developer/1674362859) | [SINEAD JOSEPHINE CORR](https://appshunter.io/developer/1895620465) |

## What reviewers say

### Fluency

[App page](https://appshunter.io/ios/app/fluency-dyslexia-reading-app/id6736867163)

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

**In-app purchases:** none


### SpellLogic

[App page](https://appshunter.io/ios/app/spelllogic/id6764061601)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fluency free?

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

### Is SpellLogic free?

SpellLogic costs $4.99, with no in-app purchases.

### Do Fluency or SpellLogic have ads?

Neither Fluency nor SpellLogic shows ads.

### Which is updated more often, Fluency or SpellLogic?

Fluency ships an update every 3 weeks, and SpellLogic weekly. Most recently, Fluency was updated on October 19, 2026 and SpellLogic on October 14, 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.*