# Lensit vs ND Filter

The clearest difference is price: ND Filter at Free against Lensit's $3.99. Lensit's advantage is update cadence (fortnightly vs every 5 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ND Filter is free to download; Lensit costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lensit ships an update fortnightly, ND Filter every 5 months. The most recent releases landed on September 8, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Lensit | ND Filter |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Paid | — |
| Size | 49 MB | 41 MB |
| Requires iOS | **16.4** | 17.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [lior cohen](https://appshunter.io/developer/1468948971) | [Cubeon Solutions UG](https://appshunter.io/developer/1839630594) |

## What reviewers say

### Lensit

[App page](https://appshunter.io/ios/app/lensit-pro/id1473111489)

This utility app helps users calculate the correct projection lens or distance for video projection events. It supports different aspect ratios and unit systems, with pro features for saving unlimited events.

**Highlights:** Calculate lens factor by size/distance, Calculate distance by size/lens factor, Support for 4:3 and 16:9 aspect ratios, Metric and imperial unit support, Unit conversion, Save unlimited events (Pro feature)

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

**In-app purchases:** none


### ND Filter

[App page](https://appshunter.io/ios/app/nd-filter/id6760582359)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lensit free?

Lensit costs $3.99, with no in-app purchases.

### Is ND Filter free?

ND Filter is free to download, with no in-app purchases.

### Do Lensit or ND Filter have ads?

Neither Lensit nor ND Filter shows ads.

### Which is updated more often, Lensit or ND Filter?

Lensit ships an update fortnightly, and ND Filter every 5 months. Most recently, Lensit was updated on September 8, 2026 and ND Filter on September 13, 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.*