# ViDiLabs Calc vs AXIS Body Worn Assistant

The clearest difference is price: AXIS Body Worn Assistant at Free against ViDiLabs Calc's $18.99. AXIS Body Worn Assistant also leads on rating (5.0 vs 3.0) and update cadence (monthly vs every 4 months). ViDiLabs Calc's advantage is iOS requirement (12.0 vs 17.1). On ratings volume, ads, in-app purchases and device support there is nothing between them.

AXIS Body Worn Assistant is free to download; ViDiLabs Calc costs $18.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AXIS Body Worn Assistant holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

ViDiLabs Calc ships an update every 4 months, AXIS Body Worn Assistant monthly. The most recent releases landed on October 2, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | ViDiLabs Calc | AXIS Body Worn Assistant |
| --- | --- | --- |
| Price | $18.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/vidilabs-calc/id1054879397/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/axis-body-worn-assistant/id1395997293/reviews)** |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 9 MB | 102 MB |
| Requires iOS | **12.0** | 17.1 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ViDi Labs Pty Ltd](https://appshunter.io/developer/1054879396) | [AXIS Communications AB](https://appshunter.io/developer/362770733) |

## What reviewers say

### ViDiLabs Calc

[App page](https://appshunter.io/ios/app/vidilabs-calc/id1054879397)

This app calculates necessary camera lens focal lengths and object distances for optimal pixel density, aiding in compliance with surveillance standards. It also estimates storage capacity for video recordings and helps analyze moving object blur for clearer image capture.

**Highlights:** Calculate required focal length and object distance, Determine required storage capacity, Pixel density calculation for identification and recognition, Database of commercially available sensors, Manual entry for custom variables, Moving object blur analysis, Pre-set pixel densities for common projects

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

**In-app purchases:** none


### AXIS Body Worn Assistant

[App page](https://appshunter.io/ios/app/axis-body-worn-assistant/id1395997293)

This assistant app provides live viewing and recording access for AXIS Body Worn cameras. It allows organizations to track wearers on a map and manage camera recordings with categorization and annotation features.

**Highlights:** View live streams and recordings, Track wearer locations on a map, Categorize and annotate recordings, Live View camera positioning, Access user documentation, Share mobile device among users

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ViDiLabs Calc free?

ViDiLabs Calc costs $18.99, with no in-app purchases.

### Is AXIS Body Worn Assistant free?

AXIS Body Worn Assistant is free to download, with no in-app purchases.

### Which has better reviews, ViDiLabs Calc or AXIS Body Worn Assistant?

AXIS Body Worn Assistant is rated higher. ViDiLabs Calc averages 3.0 out of 5 from 1 ratings, while AXIS Body Worn Assistant averages 5.0 from 2 ratings.

### Do ViDiLabs Calc or AXIS Body Worn Assistant have ads?

Neither ViDiLabs Calc nor AXIS Body Worn Assistant shows ads.

### Which is updated more often, ViDiLabs Calc or AXIS Body Worn Assistant?

ViDiLabs Calc ships an update every 4 months, and AXIS Body Worn Assistant monthly. Most recently, ViDiLabs Calc was updated on October 2, 2026 and AXIS Body Worn Assistant on October 29, 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.*