# Lab Junk vs Calcraze

The clearest difference is in-app purchases: Lab Junk at none against Calcraze's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Calcraze sells 1 one-off in-app purchase. Lab Junk asks for nothing beyond the download.

## The numbers

| Metric | Lab Junk | Calcraze |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | — |
| Monetization | Free | — |
| Size | 108 MB | 83 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Martin Rosenthal](https://appshunter.io/developer/1728895149) | [Jimmy Adler Consulting AB](https://appshunter.io/developer/1476983373) |

## What reviewers say

### Lab Junk

[App page](https://appshunter.io/ios/app/lab-junk/id6741333587)

Embark on a Metroidvania-style adventure as BALL and PADDLE escape a derelict lab. Discover hidden items and unique abilities to overcome enemies and solve puzzles. This challenging game requires strategy and exploration, honoring the spirit of classic 80s and 90s gaming.

**Highlights:** Metroidvania-style gameplay, Challenging puzzles, Hidden items and abilities, Boss battles, Offline play, Retro gaming inspired

**Features:** macOS Compatibility

**In-app purchases:** none


### Calcraze

[App page](https://appshunter.io/ios/app/calcraze/id6744099917)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $2.99 | one-time |


## Frequently asked questions

### Is Lab Junk free?

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

### Is Calcraze free?

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

### Do Lab Junk or Calcraze have ads?

Neither Lab Junk nor Calcraze shows ads.

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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.*