# SAS TMS vs YCYW TMS

SAS TMS and YCYW TMS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SAS TMS ships an update every 2 months, YCYW TMS every 6 weeks. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | SAS TMS | YCYW TMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (8 ratings)](https://appshunter.io/ios/app/sas-tms/id1035605698/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 12 MB | 15 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [上海创程车联网络科技有限公司](https://appshunter.io/developer/1011702853) | [Suzhou Lixia Information Technology Co., Ltd.](https://appshunter.io/developer/1453669955) |

## What reviewers say

### SAS TMS

[App page](https://appshunter.io/ios/app/sas-tms/id1035605698)

This app allows parents to monitor their children's school bus activity. It tracks card swipes for boarding and disembarking, and provides real-time bus location and monitor information. Parents can also view school notices and punch card records.

**Highlights:** Student card swipe monitoring, Real-time bus location tracking, Bus monitor information, School notice viewing, Punch card record access

**Features:** macOS Compatibility

**In-app purchases:** none


### YCYW TMS

[App page](https://appshunter.io/ios/app/ycyw-tms/id1453669956)

**In-app purchases:** none


## Frequently asked questions

### Is SAS TMS free?

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

### Is YCYW TMS free?

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

### Do SAS TMS or YCYW TMS have ads?

Neither SAS TMS nor YCYW TMS shows ads.

### Which is updated more often, SAS TMS or YCYW TMS?

SAS TMS ships an update every 2 months, and YCYW TMS every 6 weeks. Most recently, SAS TMS was updated on November 2, 2026 and YCYW TMS on November 6, 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.*