Set exams, generate a link or access code, and let students start instantly — no app download, no account creation. Real-time results, analytics, and certificates included.
This platform is a Progressive Web App (PWA). Students, teachers and administrators can add it to Android, iPhone/iPad, Windows, macOS or Chromebook for quick access and offline app-shell loading.
Three dedicated portals — each purpose-built for its user.
Enter exam code or link to sit single-subject or multi-subject exams. Zero app installation, zero signup.
Author exams, manage 17+ question types, import CSV/Excel, configure anti-cheat, and analyze results.
Build 4-in-1 combined examinations with separate subject question pools, subject tabs, and aggregate score tallies.
Generate copy-paste prompts for ChatGPT, Claude, and DeepSeek to get formatted CSV question banks without paid APIs.
Whitelabel, brand, and generate customized CBT System ZIP packages with your school logo, colors, and database keys.
Supervise platform metrics, approve teacher accounts, enforce PostgreSQL security guards, and view audit logs.
1-Click portable JSON envelope backups, automatic Google Drive cloud sync, and CSV table batch exports.
Track Supabase 500MB free-tier limits, monitor table row sizes, browser localStorage, and optimize media storage.
Automated latency monitor, 19+ RPC smoke tests, and 10-layer Supabase free-tier anti-pause keepalive tracker.
Manage user roles (Super Admin, Admin, Teacher, Student), handle pending account approvals, and inspect RBAC.
Offline cryptographic HMAC-SHA256 perpetual license certificate, domain whitelabel binding, and school certificate.
Comprehensive chronological event logs of all assessment edits, code regenerations, score revisions, and syncs.
Teachers prepare questions in a CSV, Excel, or type them directly. The system parses everything automatically with support for 17 question types.
Set duration, question count, randomisation, passing score, attempt limits, and exam mode. Full editing available at any time.
Share the exam code or WhatsApp link. Students enter it on the student portal — no registration needed, works on any device.
Results appear instantly with score distributions, pass/fail ratios, average time-per-question, and CSV export for further analysis.
No paid add-ons. No hidden limits. Every feature ships free.
Questions and answer options are shuffled per student, making it harder to copy and improving exam integrity.
Students can flag uncertain questions and jump back to them before submitting — reducing careless mistakes.
A live countdown timer with colour warnings keeps students aware of remaining time throughout the exam.
Students receive a shareable certificate immediately after submission showing their score and performance grade.
Teachers can attach explanations to each question, which students see during their result review.
The system prevents students from submitting multiple times, ensuring fair and clean result records.
Teachers see score distributions, pass/fail ratios, average time-per-question, and more on built-in charts.
Generate a direct WhatsApp link from any exam — students can join with one tap from the shared message.
Edit every aspect of any exam — subject, class, term, topic, duration, pass mark, question count, exam mode. Add or remove questions at any time.
Export entire exams as JSON packages for backup, sharing, or re-use across different deployments and terms.
A free browser-only readiness checker verifies required files, PWA assets, Supabase configuration, and security basics.
A built-in system guide explains every portal, feature, question type, free tool, and deployment step for school administrators.
Use the CBT system to practise and assess across all major examinations.
Use HMG Academy CBT Pro like an app without visiting an app store.
Open the site in Chrome, tap the menu ⋮, then choose Install app or Add to Home screen.
Open in Safari, tap Share, then choose Add to Home Screen. The CBT icon will appear like a normal app.
Open in Chrome or Edge and click the install icon in the address bar, or use browser menu → Install HMG CBT.
The landing page includes SEO metadata, sitemap, robots file, structured data and links to the HMG Concepts ecosystem for discovery and lead generation.
Need a CBT platform, school data dashboard, website, EdTech consultation, tutoring, exam preparation, or digital transformation support? Start here.
Virtual learning, exam preparation and academic support from Nursery to Secondary, WAEC, NECO, BECE, UTME/JAMB, Post-UTME, IGCSE, IELTS, SAT and JUPEB.
Education technology, data solutions, school systems, automation and digital products built for Nigerian and African institutions.
Custom CBT deployments, dashboards, analytics, student performance tools, school websites, question bank tools and practical ICT solutions.
For school deployment, training, partnership or support, contact HMG directly through WhatsApp or email.
CBT Pro is part of the HMG Technologies mission: free, practical EdTech tools that help teachers assess, analyse, and support learners without paid AI APIs or expensive software.
Founder of HMG Concepts, Data Scientist, STEM Educator, and AI-Augmented Solutions Developer with 15+ years in Nigerian classrooms across Lagos and Ogun State.
A full-service virtual learning institution covering Nursery through Secondary, WAEC, NECO, BECE, UTME/JAMB, Post-UTME, IGCSE, IELTS, SAT, and JUPEB preparation.
Visit HMG Academy →The EdTech and data arm building CBT systems, student performance dashboards, at-risk predictors, question-bank tools, and practical school data solutions.
HMG Concepts →WhatsApp: +234 810 086 6322 · Phone: +234 907 790 7677 · Email: hismarvellousgrace@gmail.com
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