# Speech Math vs Cosmofy

The clearest difference is price: Cosmofy at Free against Speech Math's $0.99. Cosmofy also leads on update cadence (every 3 weeks vs every 10 months) and device support (5 vs 3). On ads and in-app purchases there is nothing between them.

Cosmofy is free to download; Speech Math costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Speech Math ships an update every 10 months, Cosmofy every 3 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Speech Math | Cosmofy |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cosmofy-a-space-journey/id6450969556/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 210 MB |
| Requires iOS | 13.0 | **9** |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple TV, Apple Watch** |
| Age rating | 4+ | 9+ |
| Developer | [kim juyoung](https://appshunter.io/developer/918406157) | [Arryan Bhatnagar](https://appshunter.io/developer/1661184729) |

## What reviewers say

### Speech Math

[App page](https://appshunter.io/ios/app/speech-math/id6450673499)

**In-app purchases:** none


### Cosmofy

[App page](https://appshunter.io/ios/app/cosmofy-a-space-journey/id6450969556)

Explore our solar system with detailed 3D planet models and fascinating facts. Stay informed about celestial events and interact with an AI space assistant. Embark on a cosmic adventure from your device.

**Highlights:** 3D planetary models, Detailed planet information, Real-time event updates, AI space assistant, Solar system exploration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Speech Math free?

Speech Math costs $0.99, with no in-app purchases.

### Is Cosmofy free?

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

### Do Speech Math or Cosmofy have ads?

Neither Speech Math nor Cosmofy shows ads.

### Which is updated more often, Speech Math or Cosmofy?

Speech Math ships an update every 10 months, and Cosmofy every 3 weeks. Most recently, Speech Math was updated on October 30, 2026 and Cosmofy on October 24, 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.*