# Lab.Hacks vs RegisTap

The clearest difference is in-app purchases: RegisTap at none against Lab.Hacks's 8. RegisTap also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Lab.Hacks ships an update every 2 months, RegisTap every 5 weeks. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Lab.Hacks | RegisTap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (136 ratings)](https://appshunter.io/ios/app/labhacks/id1462593060/reviews)** | — |
| Number of ratings | **136** | — |
| Positive reviews | 96.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 63 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lab.hacks GmbH](https://appshunter.io/developer/1746977613) | [Yobo Lab SL](https://appshunter.io/developer/1508505708) |

## What reviewers say

### 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 |


### RegisTap

[App page](https://appshunter.io/ios/app/registap/id6781308673)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lab.Hacks free?

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

### Is RegisTap free?

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

### Do Lab.Hacks or RegisTap have ads?

Lab.Hacks shows ads; RegisTap does not.

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

Lab.Hacks ships an update every 2 months, and RegisTap every 5 weeks. Most recently, Lab.Hacks was updated on October 12, 2026 and RegisTap on October 19, 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.*