# ND+Timer vs Spotter

The clearest difference is price: ND+Timer at Free against Spotter's $4.99. ND+Timer also leads on update cadence (every 2 months vs every 16 months). Spotter's advantage is in-app purchases (none vs 1) and iOS requirement (8.0 vs 15.6). On ads and device support there is nothing between them.

ND+Timer is free to download; Spotter costs $4.99 up front. ND+Timer sells 1 one-off in-app purchase. Spotter asks for nothing beyond the download.

ND+Timer ships an update every 2 months, Spotter every 16 months. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ND+Timer | Spotter |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 117 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Ullerich](https://appshunter.io/developer/1475365559) | [Lukas Matousek](https://appshunter.io/developer/1560549834) |

## 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 |


### Spotter

[App page](https://appshunter.io/ios/app/spotter-planespotter-app/id1560549832)

**Features:** 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 Spotter free?

Spotter costs $4.99, with no in-app purchases.

### Do ND+Timer or Spotter have ads?

Neither ND+Timer nor Spotter shows ads.

### Which is updated more often, ND+Timer or Spotter?

ND+Timer ships an update every 2 months, and Spotter every 16 months. Most recently, ND+Timer was updated on October 7, 2026 and Spotter on October 9, 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.*