# BVB vs i4SY

The clearest difference is iOS requirement: BVB at 14.0 against i4SY's 16.6. 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 15, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | BVB | i4SY |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 128 MB | 50 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [APTREACH TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1504828198) | [Aysha Sheslyn](https://appshunter.io/developer/1815823335) |

## What reviewers say

### BVB

[App page](https://appshunter.io/ios/app/bvb/id6741348532)

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

**In-app purchases:** none


### i4SY

[App page](https://appshunter.io/ios/app/i4sy/id6746223177)

**In-app purchases:** none


## Frequently asked questions

### Is BVB free?

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

### Is i4SY free?

i4SY is free to download, with no in-app purchases.

### Do BVB or i4SY have ads?

Neither BVB nor i4SY shows ads.

### Which is updated more often, BVB or i4SY?

BVB ships an update every 3 weeks, and i4SY every 3 weeks. Most recently, BVB was updated on September 15, 2026 and i4SY on September 23, 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.*