# MDA5.31 vs DSP

The clearest difference is update cadence: DSP at daily against MDA5.31's every 17 months. MDA5.31's advantage is iOS requirement (8.0 vs 15.6). 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.

MDA5.31 ships an update every 17 months, DSP daily. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | MDA5.31 | DSP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Daily** |
| Size | 9 MB | 7 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [杏生 卢](https://appshunter.io/developer/1094592555) | [BLAM](https://appshunter.io/developer/1117883429) |

## What reviewers say

### MDA5.31

[App page](https://appshunter.io/ios/app/mda531/id1395113858)

**Features:** macOS Compatibility

**In-app purchases:** none


### DSP

[App page](https://appshunter.io/ios/app/dsp-440/id6751932217)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MDA5.31 free?

MDA5.31 is free to download, with no in-app purchases.

### Is DSP free?

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

### Do MDA5.31 or DSP have ads?

Neither MDA5.31 nor DSP shows ads.

### Which is updated more often, MDA5.31 or DSP?

MDA5.31 ships an update every 17 months, and DSP daily. Most recently, MDA5.31 was updated on October 14, 2026 and DSP on October 7, 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.*