# DataCalc by DPBOX vs LIT Light Meter

The clearest difference is in-app purchases: LIT Light Meter at none against DataCalc by DPBOX's 1. LIT Light Meter also leads on update cadence (weekly vs every 2 months) and iOS requirement (14.0 vs 16.0). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. DataCalc by DPBOX sells 1 in-app purchase, starting at $2.99 per year. LIT Light Meter asks for nothing beyond the download.

DataCalc by DPBOX ships an update every 2 months, LIT Light Meter weekly. The most recent releases landed on September 14, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | DataCalc by DPBOX | LIT Light Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/lit-light-meter/id6747716897/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 16 MB | 67 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gavin Foo](https://appshunter.io/developer/556377228) | [Lit Systems AB](https://appshunter.io/developer/1822574754) |

## What reviewers say

### DataCalc by DPBOX

[App page](https://appshunter.io/ios/app/datacalc-by-dpbox-video-data/id6503596289)

This tool helps filmmakers calculate video data capacity, transfer times, and recording durations. It offers offline use, iCloud synchronization, and language/unit switching.

**Highlights:** Offline data calculation, Transfer time estimation, Recording duration calculation, Summary of records, iCloud synchronization, Language and unit switching

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual | $2.99 | per year |


### LIT Light Meter

[App page](https://appshunter.io/ios/app/lit-light-meter/id6747716897)

This companion app allows users to remotely control and save data from the LIT DUO 1 light meter. It enables firmware updates via Bluetooth, enhancing the functionality of the connected device.

**Highlights:** Remote control for LIT DUO 1, Firmware updates via Bluetooth, Data saving capabilities, Companion app functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DataCalc by DPBOX free?

DataCalc by DPBOX is free to download, with in-app purchases available.

### Is LIT Light Meter free?

LIT Light Meter is free to download, with no in-app purchases.

### Do DataCalc by DPBOX or LIT Light Meter have ads?

Neither DataCalc by DPBOX nor LIT Light Meter shows ads.

### Which is updated more often, DataCalc by DPBOX or LIT Light Meter?

DataCalc by DPBOX ships an update every 2 months, and LIT Light Meter weekly. Most recently, DataCalc by DPBOX was updated on September 14, 2026 and LIT Light Meter on September 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.*