# SDM 2021 vs ELPE

The clearest difference is update cadence: SDM 2021 at every 2 months against ELPE's every 5 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.

SDM 2021 ships an update every 2 months, ELPE every 5 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SDM 2021 | ELPE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Size | 25 MB | 492 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christophe Auclair](https://appshunter.io/developer/1333526155) | [Éditions JOCATOP](https://appshunter.io/developer/1438112476) |

## What reviewers say

### SDM 2021

[App page](https://appshunter.io/ios/app/sdm-2021/id1554118444)

**Features:** macOS Compatibility

**In-app purchases:** none


### ELPE

[App page](https://appshunter.io/ios/app/elpe/id6742904916)

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

**In-app purchases:** none


## Frequently asked questions

### Is SDM 2021 free?

SDM 2021 is free to download, with no in-app purchases.

### Is ELPE free?

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

### Do SDM 2021 or ELPE have ads?

Neither SDM 2021 nor ELPE shows ads.

### Which is updated more often, SDM 2021 or ELPE?

SDM 2021 ships an update every 2 months, and ELPE every 5 months. Most recently, SDM 2021 was updated on November 3, 2026 and ELPE on October 30, 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.*