# CRC Calculator vs Pokit

The clearest difference is review sentiment: CRC Calculator at 80% against Pokit's 27%. CRC Calculator also leads on in-app purchases (none vs 1). Pokit's advantage is price (Free vs $0.99) and update cadence (every 2 months vs every 13 months). On ads and device support there is nothing between them.

Pokit is free to download; CRC Calculator costs $0.99 up front. Pokit sells 1 one-off in-app purchase. CRC Calculator asks for nothing beyond the download.

CRC Calculator ships an update every 13 months, Pokit every 2 months. The most recent releases landed on October 17, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CRC Calculator | Pokit |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.1 (23 ratings)](https://appshunter.io/ios/app/pokit/id1586904439/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | **80.0% of reviews** | 26.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 73 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Firmtronics Pty. Ltd.](https://appshunter.io/developer/1318424787) | [Pokit Innovations Pty Ltd](https://appshunter.io/developer/1586904441) |

## What reviewers say

### CRC Calculator

[App page](https://appshunter.io/ios/app/crc-calculator/id984488943)

This utility generates cyclic redundancy check (CRC) bytes from input data using polynomial division. It supports 8, 16, 32, and 64-bit check bytes and allows data input via manual entry or file upload. Users can choose between normal or reversed CRC formats.

**Highlights:** Generates 8, 16, 32, & 64-bit CRC bytes, Input data via manual entry (hex), Source data from uploaded files, Supports normal and reversed CRC formats, Integrated document explorer

**Features:** Vision Pro support

**In-app purchases:** none


### Pokit

[App page](https://appshunter.io/ios/app/pokit/id1586904439)

This utility app connects wirelessly to Pokit devices for portable measurement and logging. It offers an easy-to-use interface for makers, technicians, and engineers to measure anything, anywhere, at a lower cost than traditional tools.

**Highlights:** Wireless connection to Pokit devices, Portable measurement and logging, Easy-to-use interface, Pinch and zoom waveforms, Measure anything, anywhere

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Range Tester Module - Outright | $79.99 | one-time |


## Frequently asked questions

### Is CRC Calculator free?

CRC Calculator costs $0.99, with no in-app purchases.

### Is Pokit free?

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

### Do CRC Calculator or Pokit have ads?

Neither CRC Calculator nor Pokit shows ads.

### Which is updated more often, CRC Calculator or Pokit?

CRC Calculator ships an update every 13 months, and Pokit every 2 months. Most recently, CRC Calculator was updated on October 17, 2026 and Pokit on October 14, 2026.

---

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