# OnDemand vs TCASter

The clearest difference is iOS requirement: OnDemand at 10.0 against TCASter's 13.0. On price, review sentiment, update cadence and ads there is nothing between them.

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

OnDemand ships an update every 2 months, TCASter every 5 weeks. The most recent releases landed on June 10, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | OnDemand | TCASter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/ondemand/id561411502/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 20.4% of reviews | **22.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 84 MB | 48 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [chawalit khettanim](https://appshunter.io/developer/561411505) | [Skooldio Company Limited](https://appshunter.io/developer/1267234767) |

## What reviewers say

### OnDemand

[App page](https://appshunter.io/ios/app/ondemand/id561411502)

This app provides a comprehensive platform for educational services, allowing users to easily book classes, manage courses, and track their learning history. It also offers a Q&A feature with quick responses and detailed online solutions for educational content.

**Highlights:** Easy booking for classes, Course management and cancellation, Reservation history tracking, Q&A with expert answers, Detailed online solutions, News feed for updates and promotions

**Features:** macOS Compatibility

**In-app purchases:** none


### TCASter

[App page](https://appshunter.io/ios/app/tcaster/id1267234768)

This app assists students preparing for university entrance exams by providing important announcements, personalized news, and countdown timers. It helps users track their favorite faculties and universities, calculate scores, and estimate their chances of admission.

**Highlights:** TCAS announcements and notifications, Favorite faculty and university tracking, Countdown timers for important dates, Personalized news feeds, Score calculation and admission probability assessment, Admission ranking helper

**In-app purchases:** none


## Frequently asked questions

### Is OnDemand free?

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

### Is TCASter free?

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

### Do OnDemand or TCASter have ads?

Neither OnDemand nor TCASter shows ads.

### Which is updated more often, OnDemand or TCASter?

OnDemand ships an update every 2 months, and TCASter every 5 weeks. Most recently, OnDemand was updated on June 10, 2026 and TCASter on June 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*