# ND+Timer vs Pro Light Meter

The clearest difference is in-app purchases: Pro Light Meter at none against ND+Timer's 1. Pro Light Meter also leads on update cadence (every 2 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ND+Timer sells 1 one-off in-app purchase. Pro Light Meter asks for nothing beyond the download.

ND+Timer ships an update every 2 months, Pro Light Meter every 2 days. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ND+Timer | Pro Light Meter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 32 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Ullerich](https://appshunter.io/developer/1475365559) | [aykan yilmaz](https://appshunter.io/developer/1896541146) |

## What reviewers say

### ND+Timer

[App page](https://appshunter.io/ios/app/nd-plus-timer/id1534477340)

This app helps photographers determine correct exposure times for long exposure shots using ND filters. It includes a timer to capture the perfect moment and offers pro features through in-app purchases for enhanced functionality.

**Highlights:** Exposure time calculation with ND filters, Integrated timer for capturing moments, Notifications while device is locked, Dark mode (Pro feature), Lock screen widget with running timer (Pro feature), Dynamic Island support (Pro feature), Automatic exposure computation for multiple filters (Pro feature)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ND+Timer Pro | $1.99 | one-time |


### Pro Light Meter

[App page](https://appshunter.io/ios/app/pro-light-meter/id6769020481)

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

**In-app purchases:** none


## Frequently asked questions

### Is ND+Timer free?

ND+Timer is free to download, with in-app purchases available.

### Is Pro Light Meter free?

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

### Do ND+Timer or Pro Light Meter have ads?

Neither ND+Timer nor Pro Light Meter shows ads.

### Which is updated more often, ND+Timer or Pro Light Meter?

ND+Timer ships an update every 2 months, and Pro Light Meter every 2 days. Most recently, ND+Timer was updated on September 20, 2026 and Pro Light Meter on September 23, 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.*