Computer-based testing has stopped being a particularly difficult problem. The computers are already everywhere, the software is plentiful, and putting together an exam can take minutes rather than days.

The harder question is choosing the right system.

CBT platforms can look remarkably similar on the surface while making very different tradeoffs underneath. Some are built for schools running exams on local machines. Others assume everything happens in a browser. Some are designed around candidates, while others give institutions the administrative tools they actually need. Pricing, question management, proctoring, data ownership, and ease of use can vary just as dramatically.

For institutions in Nigeria, the choice largely comes down to six questions:

1. Online or offline?
2. Web, mobile, or desktop?
3. How does the pricing work?
4. What features are actually included?
5. Who owns the data and content?
6. How easy is the system to use?

We looked at five CBT tools that are available to Nigerian users and found that there isn't one universal winner. The better choice depends heavily on whether you're a school, university, examination body, corporate organisation, or simply an individual trying to put together a quiz.

1. ExamGuide TestCentre

Best for: institutions that need both online and offline exam administration

ExamGuide's TestCentre is one of the more institution-focused options in this group. It is designed around the practical business of running exams: creating tests, managing candidates, importing questions, organising subjects, and controlling access to academic content.

The big advantage is flexibility. TestCentre supports both online and offline exams, which matters for institutions that cannot, or do not want to depend entirely on an internet connection.

It also has a relatively straightforward pricing model: N50 per exam, with discounts available, and N300 per virtual-class content.

There is, however, a catch. TestCentre's vocabulary is heavily oriented toward traditional schools, with concepts such as classes and subjects baked into the experience. That makes sense if you're running a school, but it can feel restrictive if you're administering professional certification, corporate assessments, or other exams that don't fit neatly into that model.

The platform is available through Android and Windows applications, but there is no web application. The interface is described as simple and clean, although its colourful presentation may be more appealing to younger users than to administrators looking for a restrained enterprise interface.

The verdict

TestCentre makes a strong case when offline testing is important. Its institutional features are useful, and its per-exam pricing is straightforward. But the school-centric terminology and lack of a web application make it less flexible for organisations operating outside the traditional school environment.

2. CBT Hub

Best for: institutions that want a modern, fully online examination platform

CBT Hub is the most complete institutional platform in this comparison.

Where some CBT products feel like candidate-facing exam apps that happen to work for organisations, CBT Hub is built around the institution. It provides tools for creating and scheduling exams, managing candidates and examiners, importing questions, generating questions with AI, analysing results, and integrating with third-party systems. It also includes a smart proctoring system.

The pricing is unusually easy to understand. There is a free tier capped at 20 candidate exams per month for life, a N20,000 tier capped at 200 candidate exams per month, and a N100,000 unlimited tier.

That makes CBT Hub particularly interesting for institutions that want to start small without immediately committing to a paid platform.

The interface is another strength. Rather than forcing administrators to translate their work into school-specific terminology, CBT Hub uses simple concepts such as exam, candidate, and examiner. That makes the system easier to adapt to universities, companies, training organisations, and other institutions.

The downside is equally straightforward: it is online-only. There is no offline mode, and there are no dedicated desktop or mobile applications. The platform is accessed through a responsive web interface.

On data ownership, CBT Hub is also one of the clearest options in the group. The institution owns the data it creates and has tools to export and delete its content.

The verdict

If your institution is comfortable running exams entirely online, CBT Hub is the standout here. It combines the broadest feature set in the comparison with sensible institutional terminology, transparent pricing, modern design, AI question generation, and explicit data-management controls.

Its biggest limitation isn't really a flaw in the platform so much as a constraint of its approach: if you need offline exams, look elsewhere.

3. TestDriller CBT Kit

Best for: organisations distributing offline CBT exams through desktop and mobile apps

TestDriller takes a different approach. Its CBT Kit is designed to turn existing paper or PDF past questions into secured CBT software that runs on laptops, desktops, and Android phones. The product is aimed primarily at vendors that want to sell CBT exams through TestDriller's distribution channels.

The offline capability is useful, particularly in environments where reliable connectivity can't be assumed. The platform supports iOS, Android, and Windows applications, although there is no web application.

But TestDriller feels like a product from a different era. Its interface is described as having a retro, early-2000s design. That won't necessarily bother everyone, some users may even prefer its straightforwardness, but compared with newer web-based platforms, it looks dated.

The purchasing process is another weak point. Access to CBT Kit requires contacting support to purchase activation PINs, with no identified free or trial tier. Pricing for the institution-focused product is also not specified.

The company's other products, TestDriller UTME and TestDriller SSCE, are more clearly aimed at candidates than institutions. Those products allow candidates to download desktop or mobile applications and pay a one-time activation fee to access exams.

The verdict

TestDriller's offline-first approach remains useful, and its support for multiple native platforms is a genuine advantage. But the dated interface, unclear institutional pricing, limited management features, and lack of AI question generation make it harder to recommend as a general-purpose institutional CBT platform.

4. MySchool.ng Custom CBT Simulator

Best for: candidates preparing for examinations

MySchool.ng isn't really an institutional CBT management platform, and that's important.

The service is primarily an online information and community portal for students, graduates, aspirants, and people interested in various schools. Its Custom CBT Simulator is built around exam practice, with questions drawn from national university entrance examinations. That makes it useful for candidates preparing for exams such as Post-UTME or other qualification tests.

Access is free, although users need to create an account.

The service is available through the web, Windows, Android, and iOS. It also includes candidate-focused features such as question bookmarking, instant results, and a leaderboard.

But those same strengths reveal why it doesn't belong in the same category as an institutional exam-management system. There are no institution-directed management tools, and the platform is fundamentally designed around the candidate experience.

The verdict

If you're an institution looking for software to manage your own examination operation, MySchool.ng isn't the right fit. If you're a student looking for a free CBT practice environment, however, its candidate-first approach makes considerably more sense.

5. Google Forms

Best for: simple quizzes that don't require dedicated CBT infrastructure

Google Forms is the odd one out here.

It wasn't built as an examination platform. It was built as a survey tool. But because it supports quizzes, question types, skip logic, and a clean interface, it can be surprisingly effective for simple assessments.

The biggest advantage is obvious: it's free.

Getting started is also straightforward, although creating a quiz requires switching the form into quiz mode. Everything happens online, with no offline option and no dedicated proctoring solution.

The problem appears when an institution needs to move beyond basic quizzes. Google Forms doesn't provide the kind of institutional management functionality found in a dedicated CBT platform, there's no comparable examiner management or question-bank infrastructure in the scope described here.

There is also a data-ownership consideration. The user owns the data, but Google has a licence to it.

The verdict

Google Forms is the sensible choice when the problem is simply "I need to create a quiz." It becomes considerably less compelling when the problem is "I need to run an examination system."

So, which CBT platform should you choose?

There isn't a single winner for every institution.

Choose ExamGuide TestCentre if offline testing is important and you're operating within a conventional school structure. Its online/offline support and school-oriented administration tools make it practical, although its platform limitations and terminology may become restrictive outside that environment.

Choose CBT Hub if you want the strongest all-round institutional platform and are comfortable with online-only testing. Its feature set, modern interface, transparent pricing, AI question generation, proctoring, and data-management controls give it the most complete package in this comparison.

Choose TestDriller if your priority is distributing offline CBT exams through desktop and mobile applications. Its approach is specialised, but that can be useful for the right organisation.

Choose MySchool.ng if you're a candidate looking for exam practice rather than an institution looking for exam-management software.

Choose Google Forms if your requirements are modest and cost is the overriding consideration. It is free, familiar, and easy to use, but it isn't a substitute for a dedicated institutional CBT platform.

The short version

The comparison ultimately exposes a familiar technology tradeoff: the simplest tool isn't necessarily the best tool, and the most feature-rich tool isn't necessarily the best fit.

ExamGuide leans toward offline flexibility. TestDriller leans toward application-based exam distribution. MySchool.ng is firmly candidate-focused. Google Forms wins on simplicity and price.

CBT Hub is the strongest institutional option of the five, particularly for organisations that want a modern, online-first system with broad administrative capabilities.

The important part is to choose based on how your institution actually runs exams, not simply on how impressive a feature list looks on a product page.

Comparison at a glance