# Berkhamsted SST vs BYTOO

The clearest difference is update cadence: BYTOO at every 6 weeks against Berkhamsted SST's every 4 months. 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.

Berkhamsted SST ships an update every 4 months, BYTOO every 6 weeks. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Berkhamsted SST | BYTOO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Size | 95 MB | 56 MB |
| Requires iOS | 14.0 | **13** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ElitAd Internet Limited](https://appshunter.io/developer/876372370) | [BYTOO LTD](https://appshunter.io/developer/1734800799) |

## What reviewers say

### Berkhamsted SST

[App page](https://appshunter.io/ios/app/berkhamsted-sst/id6458143183)

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

**In-app purchases:** none


### BYTOO

[App page](https://appshunter.io/ios/app/bytoo/id6479023114)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Berkhamsted SST free?

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

### Is BYTOO free?

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

### Do Berkhamsted SST or BYTOO have ads?

Neither Berkhamsted SST nor BYTOO shows ads.

### Which is updated more often, Berkhamsted SST or BYTOO?

Berkhamsted SST ships an update every 4 months, and BYTOO every 6 weeks. Most recently, Berkhamsted SST was updated on October 25, 2026 and BYTOO on October 15, 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.*