# Chirys Draw vs Lab.Hacks

The clearest difference is rating: Lab.Hacks at 4.9 against Chirys Draw's 2.6. Lab.Hacks also leads on review sentiment (96% vs 67%) and update cadence (every 2 months vs every 9 months). Chirys Draw's advantage is in-app purchases (none vs 8) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Lab.Hacks sells 8 in-app purchases, starting at $2.99 per month. Chirys Draw asks for nothing beyond the download.

Lab.Hacks holds the better App Store score, 4.9 against 2.6. That said, the two scores are not equally well evidenced: Lab.Hacks has 136 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 67% of Chirys Draw's written reviews are positive against 96% of Lab.Hacks's.

Chirys Draw ships an update every 9 months, Lab.Hacks every 2 months. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Chirys Draw | Lab.Hacks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (8 ratings)](https://appshunter.io/ios/app/chirys-draw/id455125162/reviews) | **[4.9 (136 ratings)](https://appshunter.io/ios/app/labhacks/id1462593060/reviews)** |
| Number of ratings | 8 | **136** |
| Positive reviews | 66.7% of reviews | **96.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 18 MB | 37 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [John Clark](https://appshunter.io/developer/1626395909) | [Lab.hacks GmbH](https://appshunter.io/developer/1746977613) |

## What reviewers say

### Chirys Draw

[App page](https://appshunter.io/ios/app/chirys-draw/id455125162)

Easily create complex molecular structures and reaction schemes with intuitive gestures. This app offers chemically aware text, automatic calculations, and publication-quality export options for scientists and students.

**Highlights:** Draw complex molecular structures and reaction schemes, Chemically aware text and automatic calculations, Intuitive circle gesture for ring creation, Publication-quality image and PDF export, Airdrop sharing and cross-platform compatibility, Import/export MOL files

**In-app purchases:** none


### Lab.Hacks

[App page](https://appshunter.io/ios/app/labhacks/id1462593060)

This app serves as a laboratory assistant, offering a collection of essential tools, calculators, and guides for students, researchers, and technicians. It simplifies everyday lab tasks with features like dilution calculators, timers, and protocols, all accessible offline.

**Highlights:** Dilution, molarity, and unit conversion calculators, Smart lab timers, Quick reference tables, Step-by-step protocols and guides, Offline access, Minimalist design

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lab.hacks Ad-free monthly | $2.99 | per month |
| Lab.hacks Ad-free annual | $28.99 | per year |
| Donate 1$ | $0.99 | one-time |
| Donate 5$ | $3.99 | one-time |
| Donate 10$ | $8.99 | one-time |
| Donate 20$ | $17.99 | one-time |
| Donate 50$ | $44.99 | one-time |
| Donate 100$ | $89.99 | one-time |


## Frequently asked questions

### Is Chirys Draw free?

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

### Is Lab.Hacks free?

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

### Which has better reviews, Chirys Draw or Lab.Hacks?

Lab.Hacks is rated higher. Chirys Draw averages 2.6 out of 5 from 8 ratings, while Lab.Hacks averages 4.9 from 136 ratings.

### Do Chirys Draw or Lab.Hacks have ads?

Lab.Hacks shows ads; Chirys Draw does not.

### Which is updated more often, Chirys Draw or Lab.Hacks?

Chirys Draw ships an update every 9 months, and Lab.Hacks every 2 months. Most recently, Chirys Draw was updated on October 15, 2026 and Lab.Hacks on October 12, 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.*