# LFTools vs Filter Simulation

The clearest difference is update cadence: Filter Simulation at monthly against LFTools's every 3 months. Filter Simulation also leads on iOS requirement (16.6 vs 18). 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.

LFTools ships an update every 3 months, Filter Simulation monthly. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | LFTools | Filter Simulation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/filter-simulation/id6747726359/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free |
| Size | 4 MB | 1 MB |
| Requires iOS | 18 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ruediger Merz](https://appshunter.io/developer/1653209743) | [Ari Jaaksi](https://appshunter.io/developer/1770069317) |

## What reviewers say

### LFTools

[App page](https://appshunter.io/ios/app/lftools/id6479173686)

**In-app purchases:** none


### Filter Simulation

[App page](https://appshunter.io/ios/app/filter-simulation/id6747726359)

Simulate the effects of real optical filters for black and white photography. This app accurately mimics the luminance modulation of red, yellow, green, blue, and orange filters. It also includes an automatic shutter speed calculator for ND filters and a pinhole photography simulator.

**Highlights:** Simulate optical filters for B&W, Mimics red, yellow, green, blue, orange filters, Custom CIColorKernel shaders, Automatic shutter speed calculator for ND filters, Pinhole photograph simulation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LFTools free?

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

### Is Filter Simulation free?

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

### Do LFTools or Filter Simulation have ads?

Neither LFTools nor Filter Simulation shows ads.

### Which is updated more often, LFTools or Filter Simulation?

LFTools ships an update every 3 months, and Filter Simulation monthly. Most recently, LFTools was updated on September 11, 2026 and Filter Simulation on September 18, 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.*