# スマートCIS vs Suidasu

The clearest difference is update cadence: Suidasu at every 3 weeks against スマートCIS's every 5 months. スマートCIS's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

スマートCIS ships an update every 5 months, Suidasu every 3 weeks. The most recent releases landed on October 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | スマートCIS | Suidasu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cis/id548267378/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 46 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [USS co., ltd.](https://appshunter.io/developer/548267381) | [株式会社PRODUS](https://appshunter.io/developer/1866831098) |

## What reviewers say

### スマートCIS

[App page](https://appshunter.io/ios/app/cis/id548267378)

This app is exclusively for USS members, providing access to event information at USS venues. With separate application for the CIS information service, users can search, view, and apply for auction information.

**Highlights:** USS member exclusive access, Venue event information, Auction information search, Auction confirmation, Auction application

**In-app purchases:** none


### Suidasu

[App page](https://appshunter.io/ios/app/suidasu/id6757421959)

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

**In-app purchases:** none


## Frequently asked questions

### Is スマートCIS free?

スマートCIS is free to download, with no in-app purchases.

### Is Suidasu free?

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

### Do スマートCIS or Suidasu have ads?

Neither スマートCIS nor Suidasu shows ads.

### Which is updated more often, スマートCIS or Suidasu?

スマートCIS ships an update every 5 months, and Suidasu every 3 weeks. Most recently, スマートCIS was updated on October 1, 2026 and Suidasu on October 25, 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.*