# Focal Length Calculator vs NanoLockit Logger

The clearest difference is price: NanoLockit Logger at Free against Focal Length Calculator's $2.99. Focal Length Calculator's advantage is iOS requirement (12.0 vs 17.4). On ads, in-app purchases and device support there is nothing between them.

NanoLockit Logger is free to download; Focal Length Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Focal Length Calculator | NanoLockit Logger |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | — |
| Size | 9 MB | 3 MB |
| Requires iOS | **12.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Lockit Network GmbH](https://appshunter.io/developer/1040439854) |

## What reviewers say

### Focal Length Calculator

[App page](https://appshunter.io/ios/app/focal-length-calculator/id6443980209)

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

**In-app purchases:** none


### NanoLockit Logger

[App page](https://appshunter.io/ios/app/nanolockit-logger/id6743398016)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Focal Length Calculator free?

Focal Length Calculator costs $2.99, with no in-app purchases.

### Is NanoLockit Logger free?

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

### Do Focal Length Calculator or NanoLockit Logger have ads?

Neither Focal Length Calculator nor NanoLockit Logger shows ads.

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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.*