# BOT Chemistry vs Thullium

The clearest difference is update cadence: Thullium at every 3 weeks against BOT Chemistry's every 60 months. BOT Chemistry's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BOT Chemistry ships an update every 60 months, Thullium every 3 weeks. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | BOT Chemistry | Thullium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bot-chemistry/id1435821920/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 60 months | **Every 3 weeks** |
| Monetization | Subscription | — |
| Size | 36 MB | 5 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Peggy Markham](https://appshunter.io/developer/951379850) | [Richard Simonik](https://appshunter.io/developer/1707862972) |

## What reviewers say

### BOT Chemistry

[App page](https://appshunter.io/ios/app/bot-chemistry/id1435821920)

Practice for the Chemistry section of the Texas UIL High School Science contest with flashcards and quizzes. Access full content with a school-year subscription for the current contest data.

**Highlights:** Study mode with flashcards, Quiz mode for knowledge testing, Practice for UIL High School Science contest, Access to current school year data, Subscription for full content

**Features:** macOS Compatibility

**In-app purchases:** none


### Thullium

[App page](https://appshunter.io/ios/app/thullium/id6466820347)

**In-app purchases:** none


## Frequently asked questions

### Is BOT Chemistry free?

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

### Is Thullium free?

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

### Do BOT Chemistry or Thullium have ads?

Neither BOT Chemistry nor Thullium shows ads.

### Which is updated more often, BOT Chemistry or Thullium?

BOT Chemistry ships an update every 60 months, and Thullium every 3 weeks. Most recently, BOT Chemistry was updated on October 11, 2026 and Thullium on October 2, 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.*