# Slowary vs Read Spark

The clearest difference is in-app purchases: Read Spark at none against Slowary's 2. Slowary's advantage is update cadence (every 4 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Slowary sells 2 in-app purchases, starting at $7.99 per month. Read Spark asks for nothing beyond the download.

Slowary ships an update every 4 days, Read Spark every 9 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Slowary | Read Spark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/read-spark/id6756591642/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 days |
| Monetization | — | Free |
| Size | 92 MB | 46 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adam Kalinowski](https://appshunter.io/developer/1859171280) | [Clement Igor Godji Schaschua](https://appshunter.io/developer/1861621491) |

## What reviewers say

### Slowary

[App page](https://appshunter.io/ios/app/slowary-learn-by-reading/id6756206811)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $7.99 | per month |
| Premium Annual | $69.99 | per year |


### Read Spark

[App page](https://appshunter.io/ios/app/read-spark/id6756591642)

This app helps children develop reading skills through interactive stories, flashcards, and spelling games. It offers a safe, parent-guided environment with no ads or distractions, designed to foster a love for reading.

**Highlights:** Age-appropriate stories, Interactive flash cards, Playful spelling games, Vocabulary building, Parent-controlled accounts, COPPA-compliant privacy

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slowary free?

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

### Is Read Spark free?

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

### Do Slowary or Read Spark have ads?

Neither Slowary nor Read Spark shows ads.

### Which is updated more often, Slowary or Read Spark?

Slowary ships an update every 4 days, and Read Spark every 9 days. Most recently, Slowary was updated on November 5, 2026 and Read Spark on November 5, 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.*