# Chill Spark vs Math by Anna

The clearest difference is in-app purchases: Chill Spark at none against Math by Anna's 4. Chill Spark also leads on 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. Math by Anna sells 4 in-app purchases, starting at $4.99 per month. Chill Spark asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Chill Spark | Math by Anna |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/math-by-anna-grades-112/id6806099556/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | — | Freemium |
| Size | 30 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Suranga Nanayakkara](https://appshunter.io/developer/1662793428) | [YING ZHENG](https://appshunter.io/developer/6806099558) |

## What reviewers say

### Chill Spark

[App page](https://appshunter.io/ios/app/chill-spark/id6760994921)

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

**In-app purchases:** none


### Math by Anna

[App page](https://appshunter.io/ios/app/math-by-anna-grades-112/id6806099556)

This app provides grade-level math practice for students from elementary to high school. It offers focused lessons with instant feedback, clear explanations, and progress tracking. Users can explore numerous units, take exams, and reinforce their math skills independently.

**Highlights:** Grade-level math practice, Instant feedback and explanations, 50 units per grade, Progress tracking, 60-question exams, Offline session saving

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Access | $4.99 | per month |
| Annual Premium Access | $49.99 | per year |
| 30-Day Premium Access | $4.99 | one-time |
| Lifetime Premium Access | $99.99 | one-time |


## Frequently asked questions

### Is Chill Spark free?

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

### Is Math by Anna free?

Math by Anna is free to download, with in-app purchases available.

### Do Chill Spark or Math by Anna have ads?

Neither Chill Spark nor Math by Anna shows ads.

### Which is updated more often, Chill Spark or Math by Anna?

Chill Spark ships an update every 2 days, and Math by Anna every 2 days. Most recently, Chill Spark was updated on October 31, 2026 and Math by Anna on October 31, 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.*