# Nano Key vs Walker Barber’s Pro

The clearest difference is iOS requirement: Nano Key at 14.0 against Walker Barber’s Pro's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nano Key ships an update every 2 months, Walker Barber’s Pro every 3 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Nano Key | Walker Barber’s Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/walker-barbers-pro/id1516877417/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Free |
| Size | 61 MB | 21 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Promont Solucoes Ltds](https://appshunter.io/developer/1450762911) | [Clintec Sistemas](https://appshunter.io/developer/1091785758) |

## What reviewers say

### Nano Key

[App page](https://appshunter.io/ios/app/nano-key/id1495821408)

**Features:** macOS Compatibility

**In-app purchases:** none


### Walker Barber’s Pro

[App page](https://appshunter.io/ios/app/walker-barbers-pro/id1516877417)

Easily book appointments at your favorite barbershop. View available times, manage your schedule, and make reservations without phone calls or messages. Your barber's availability is now in your hands.

**Highlights:** Online appointment booking, View available time slots, Manage existing appointments, No calls or messages needed, Direct access to barber's schedule

**In-app purchases:** none


## Frequently asked questions

### Is Nano Key free?

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

### Is Walker Barber’s Pro free?

Walker Barber’s Pro is free to download, with no in-app purchases.

### Do Nano Key or Walker Barber’s Pro have ads?

Neither Nano Key nor Walker Barber’s Pro shows ads.

### Which is updated more often, Nano Key or Walker Barber’s Pro?

Nano Key ships an update every 2 months, and Walker Barber’s Pro every 3 months. Most recently, Nano Key was updated on November 7, 2026 and Walker Barber’s Pro on November 3, 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.*