# Instagrid APP vs LIT Light Meter

The clearest difference is update cadence: LIT Light Meter at weekly against Instagrid APP's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Instagrid APP ships an update every 4 weeks, LIT Light Meter weekly. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Instagrid APP | 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 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 118 MB | 67 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [instagrid GmbH](https://appshunter.io/developer/1656806715) | [Lit Systems AB](https://appshunter.io/developer/1822574754) |

## What reviewers say

### Instagrid APP

[App page](https://appshunter.io/ios/app/instagrid-app/id6444778719)

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

**In-app purchases:** none


### 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 Instagrid APP free?

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

### Is LIT Light Meter free?

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

### Do Instagrid APP or LIT Light Meter have ads?

Neither Instagrid APP nor LIT Light Meter shows ads.

### Which is updated more often, Instagrid APP or LIT Light Meter?

Instagrid APP ships an update every 4 weeks, and LIT Light Meter weekly. Most recently, Instagrid APP was updated on September 8, 2026 and LIT Light Meter on September 12, 2026.

---

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