# UVSL vs MDSBA

The clearest difference is update cadence: MDSBA at every 3 weeks against UVSL's every 2 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.

UVSL ships an update every 2 months, MDSBA every 3 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | UVSL | MDSBA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 191 MB | 63 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Trustee for D&E Trust](https://appshunter.io/developer/1492216023) | [iClassPro Inc](https://appshunter.io/developer/1194756576) |

## What reviewers say

### UVSL

[App page](https://appshunter.io/ios/app/uvsl/id1492216024)

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

**In-app purchases:** none


### MDSBA

[App page](https://appshunter.io/ios/app/mdsba/id6760921335)

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

**In-app purchases:** none


## Frequently asked questions

### Is UVSL free?

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

### Is MDSBA free?

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

### Do UVSL or MDSBA have ads?

Neither UVSL nor MDSBA shows ads.

### Which is updated more often, UVSL or MDSBA?

UVSL ships an update every 2 months, and MDSBA every 3 weeks. Most recently, UVSL was updated on October 14, 2026 and MDSBA on October 8, 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.*