# SAMI vs CTCB OnDemand

The clearest difference is update cadence: SAMI at every 4 days against CTCB OnDemand's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SAMI sells 10 in-app purchases, starting at $17.90 per month and CTCB OnDemand sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SAMI ships an update every 4 days, CTCB OnDemand every 2 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SAMI | CTCB OnDemand |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (41 ratings)](https://appshunter.io/ios/app/sami-x/id6461823085/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 175 MB | 110 MB |
| Requires iOS | 16.0 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SAMI INTERNATIONAL](https://appshunter.io/developer/1702727125) | [Counter Terrorism Certification Board Pte Ltd](https://appshunter.io/developer/1895109584) |

## What reviewers say

### SAMI

[App page](https://appshunter.io/ios/app/sami-x/id6461823085)

Learn self-defense and martial arts techniques through video lessons and guided workouts. Features AI feedback for technique correction, online courses with certificates, and options for private and live training sessions. Offers structured programs and a comprehensive technique library.

**Highlights:** Video technique library, AI feedback for technique analysis, Structured training programs, Online courses with certificates, Guided workouts with timers, Exam and seminar information

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly membership | $17.90 | per month |
| Monthly Membership | $17.90 | per month |
| Yearly membership | $100.00 | per year |
| Yearly Membership | $129.00 | per year |
| Gift: Knife: First Contact | $17.99 | one-time |
| Top 10 Attacks on the Street | $39.99 | one-time |
| Gift: Top 10 Attacks | $39.99 | one-time |
| Gift: Weapon Protection M1 | $249.99 | one-time |
| Gift: SDS-Concept Module 1 | $249.99 | one-time |
| SDS-Concept Module 1 | $249.99 | one-time |


### CTCB OnDemand

[App page](https://appshunter.io/ios/app/ctcb-ondemand/id6762985900)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Terrorism Fundamentals | $59.00 | one-time |
| Second Generation CPTED | $59.00 | one-time |
| TVRA course | $59.00 | one-time |
| Investigative Interview | $59.00 | one-time |
| Kidnap, Ransom and Extortion | $59.00 | one-time |
| Physical Detection Systems | $59.00 | one-time |
| Physical Access Control System | $59.00 | one-time |
| Physical Security Concepts | $59.00 | one-time |
| Perimeter Intrusion Detection | $59.00 | one-time |
| CCTV & Video Surveillance | $59.00 | one-time |


## Frequently asked questions

### Is SAMI free?

SAMI is free to download, with in-app purchases available.

### Is CTCB OnDemand free?

CTCB OnDemand is free to download, with in-app purchases available.

### Do SAMI or CTCB OnDemand have ads?

Neither SAMI nor CTCB OnDemand shows ads.

### Which is updated more often, SAMI or CTCB OnDemand?

SAMI ships an update every 4 days, and CTCB OnDemand every 2 months. Most recently, SAMI was updated on November 7, 2026 and CTCB OnDemand on October 31, 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.*