# 3830 Viewer vs ET2900

The clearest difference is update cadence: ET2900 at every 10 days against 3830 Viewer's every 4 months. 3830 Viewer's advantage is iOS requirement (10.0 vs 13.0). 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.

3830 Viewer ships an update every 4 months, ET2900 every 10 days. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 3830 Viewer | ET2900 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 10 MB | 50 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kazunori Watanabe](https://appshunter.io/developer/709465263) | [Launch Tech Co., Ltd](https://appshunter.io/developer/447568418) |

## What reviewers say

### 3830 Viewer

[App page](https://appshunter.io/ios/app/3830-viewer/id719610093)

Easily navigate and view contest details from 3830scores.com on your mobile device. Quickly check scores grouped by category, ideal for on-the-go access after events.

**Highlights:** Easy navigation of 3830scores.com, View current and recent contests, Switch between contest lists, See scores grouped by category, On-the-go score checking

**Features:** macOS Compatibility

**In-app purchases:** none


### ET2900

[App page](https://appshunter.io/ios/app/et2900/id6475763943)

**In-app purchases:** none


## Frequently asked questions

### Is 3830 Viewer free?

3830 Viewer is free to download, with no in-app purchases.

### Is ET2900 free?

ET2900 is free to download, with no in-app purchases.

### Do 3830 Viewer or ET2900 have ads?

Neither 3830 Viewer nor ET2900 shows ads.

### Which is updated more often, 3830 Viewer or ET2900?

3830 Viewer ships an update every 4 months, and ET2900 every 10 days. Most recently, 3830 Viewer was updated on November 1, 2026 and ET2900 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.*