# SDE GROUP vs Lusterline.

The clearest difference is update cadence: Lusterline. at monthly against SDE GROUP's every 6 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.

SDE GROUP ships an update every 6 months, Lusterline. monthly. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | SDE GROUP | Lusterline. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Size | 53 MB | 53 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SDE GROUP](https://appshunter.io/developer/1785864240) | [LusterLine](https://appshunter.io/developer/6793445747) |

## What reviewers say

### SDE GROUP

[App page](https://appshunter.io/ios/app/sde-group/id1600023499)

**In-app purchases:** none


### Lusterline.

[App page](https://appshunter.io/ios/app/lusterline/id6793445745)

**In-app purchases:** none


## Frequently asked questions

### Is SDE GROUP free?

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

### Is Lusterline. free?

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

### Do SDE GROUP or Lusterline. have ads?

Neither SDE GROUP nor Lusterline. shows ads.

### Which is updated more often, SDE GROUP or Lusterline.?

SDE GROUP ships an update every 6 months, and Lusterline. monthly. Most recently, SDE GROUP was updated on October 5, 2026 and Lusterline. 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.*