MoBAT vs Xerxes SIEMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MoBAT
This app offers a personalized and efficient assessment experience using adaptive learning techniques. It adjusts to your learning needs in real-time for precise skill measurement, allowing you to take tests on the go, anywhere and anytime.
- Adaptive learning techniques
- Personalized assessment experience
- Real-time adjustment to learning needs
- Precise skill measurement
- Mobile-first assessment
- On-the-go testing
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MoBAT (Mobile-Based Adaptive Testing), sponsored and supported by British Council Global Exams Services; combines cutting-edge technology with adaptive learning techniques to create a seamless, personalized, and efficient assessment experience. Whether you're preparing for standardized tests or looking for a customized evaluation process, MoBAT adjusts to your learning needs in real time, ensuring a fair and precise measurement of your skills and knowledge. Take your assessments on the go, with ease and confidence, anywhere and anytime. Unlock the power of smart, mobile-first assessments with MoBAT today!
Xerxes SIEMS
This platform helps tertiary institutions manage student records and academic evaluations. It offers features for registration, course tracking, and secure computer-based testing with remote and AI-assisted proctoring.
- Student record management
- Academic evaluation
- Computer-based testing (CBT)
- Remote proctoring
- AI-assisted proctoring
- Registration management
- Course tracking
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XERXES is a mobile-first platform built for tertiary institutions to manage student records and conduct secure, efficient academic evaluations. As a SIEMS application, it integrates comprehensive student information management with robust CBT (Computer-Based Testing) capabilities—including remote and AI-assisted proctoring. XERXES enables institutions to handle registration, course tracking, and examinations from a single mobile interface, ensuring accessibility, integrity, and performance across academic workflows.
Screenshots
Verdict
The clearest difference is rating: MoBAT at 4.0 against Xerxes SIEMS's 3.1. Xerxes SIEMS's advantage is ratings volume (14 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MoBAT holds the better App Store score, 4.0 against 3.1. That said, the two scores are not equally well evidenced: Xerxes SIEMS has 14 ratings behind it against 1, so its average is the more settled of the two.
MoBAT ships an update weekly, Xerxes SIEMS every 2 weeks. The most recent releases landed on September 7, 2026 and September 15, 2026 respectively.
| Parameter | MoBAT | Xerxes SIEMS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | 3.1 (14 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 14 — better |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 66 MB | 104 MB |
| Age rating | 17+ | 17+ |
| Developer | The Federal Polytechnic Ede | Adewale Adekunle |
Customer experience
MoBAT
Xerxes SIEMS
In-app purchases
MoBAT
No in-app purchases
Xerxes SIEMS
No in-app purchases
Questions
Is MoBAT free?
Is Xerxes SIEMS free?
Which has better reviews, MoBAT or Xerxes SIEMS?
Do MoBAT or Xerxes SIEMS have ads?
Which is updated more often, MoBAT or Xerxes SIEMS?
Other comparisons
