# SBAS Parent Application vs TTRS

The clearest difference is update cadence: TTRS at every 3 weeks against SBAS Parent Application's every 2 months. SBAS Parent Application's advantage is iOS requirement (9.0 vs 15.5). 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.

SBAS Parent Application ships an update every 2 months, TTRS every 3 weeks. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | SBAS Parent Application | TTRS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (57 ratings)](https://appshunter.io/ios/app/sbas-parent-application/id1437655712/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 220 MB | 60 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Rafat Zohra](https://appshunter.io/developer/412000260) | [PT.Xtend Integrasi Indonesia](https://appshunter.io/developer/1115047591) |

## What reviewers say

### SBAS Parent Application

[App page](https://appshunter.io/ios/app/sbas-parent-application/id1437655712)

Monitor your child's school bus journey with real-time tracking, attendance updates, and direct communication with the driver and attendant. Receive instant notifications for pickups, drop-offs, and any missed bus incidents.

**Highlights:** Live bus tracking on map, Real-time attendance updates, Direct call to driver/attendant, Pickup/drop-off timing notifications, Missed bus alerts, Noticeboard for school events, Customizable notification preferences

**Features:** macOS Compatibility

**In-app purchases:** none


### TTRS

[App page](https://appshunter.io/ios/app/ttrs/id6673897440)

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

**In-app purchases:** none


## Frequently asked questions

### Is SBAS Parent Application free?

SBAS Parent Application is free to download, with no in-app purchases.

### Is TTRS free?

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

### Do SBAS Parent Application or TTRS have ads?

Neither SBAS Parent Application nor TTRS shows ads.

### Which is updated more often, SBAS Parent Application or TTRS?

SBAS Parent Application ships an update every 2 months, and TTRS every 3 weeks. Most recently, SBAS Parent Application was updated on November 2, 2026 and TTRS on November 12, 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.*