# Termolisis vs ChemiNamer

The clearest difference is price: Termolisis at Free against ChemiNamer's $1.99. ChemiNamer's advantage is update cadence (every 4 weeks vs every 2 months) and iOS requirement (13.4 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Termolisis is free to download; ChemiNamer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Termolisis ships an update every 2 months, ChemiNamer every 4 weeks. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Termolisis | ChemiNamer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 5 MB | 20 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Herbert Caller](https://appshunter.io/developer/1352839830) | [Jamie Coleman](https://appshunter.io/developer/1711849262) |

## What reviewers say

### Termolisis

[App page](https://appshunter.io/ios/app/termolisis/id6450969427)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChemiNamer

[App page](https://appshunter.io/ios/app/cheminamer/id6478984904)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Termolisis free?

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

### Is ChemiNamer free?

ChemiNamer costs $1.99, with no in-app purchases.

### Do Termolisis or ChemiNamer have ads?

Neither Termolisis nor ChemiNamer shows ads.

### Which is updated more often, Termolisis or ChemiNamer?

Termolisis ships an update every 2 months, and ChemiNamer every 4 weeks. Most recently, Termolisis was updated on October 12, 2026 and ChemiNamer on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*