PRIMEX vs MedExHub
MedExHub and PRIMEX both serve ACEM emergency medicine trainees. Here is how their question depth, AI features, and pricing compare in 2026.
TL;DR — who should pick which
Emergency medicine trainees who want FACEM-written questions closely matched to ACEM exam content will find MedExHub a strong MCQ resource. PRIMEX adds AI-graded SAQ writing practice, a voice viva simulator, an OSCE trainer, and a curriculum tracker for trainees who want to prepare across the full range of ACEM exam formats — including the written SAQ and Fellowship viva.
Feature-by-feature comparison
| Feature | PRIMEX | MedExHub | Notes |
|---|---|---|---|
| AI-graded SAQs (Pass/Borderline/Fail) | Yes | No | PRIMEX grades written answers with tier feedback |
| Voice viva simulator | Yes | No | PRIMEX includes spoken AI viva practice |
| Curriculum-mapped MCQ bank | Yes | Yes | MedExHub features FACEM-written ACEM questions |
| OSCE Trainer (AI patient + examiner) | Yes | No | PRIMEX simulates clinical OSCE stations |
| Spaced-repetition flashcards | Yes | Not stated | |
| Sourced study notes | Yes | Not stated | |
| Curriculum tracker with LO checkboxes | Yes | Not stated | |
| Mock exam mode | Yes | Yes | Both offer timed practice sets |
| Free trial | 7-day | Not stated | |
| Mobile / offline (PWA) | Yes | Not stated | PRIMEX is installable as a PWA |
| Number of exams covered | 21 colleges | ACEM focus | PRIMEX covers all major AU/NZ specialty colleges |
| Australia / NZ focus | Yes | Yes | Both built for Australian emergency medicine trainees |
Pricing in 2026
| Plan | Price | Per-month equivalent | What's included |
|---|---|---|---|
| PRIMEX Starter | $9.99/mo | $9.99/mo | Core MCQ bank and flashcards |
| PRIMEX Monthly | $24.99/mo | $24.99/mo | Full access: AI SAQs, viva, OSCE, notes, tracker |
| PRIMEX Quarterly | $59.99/3 mo | $19.99/mo | Full access, billed quarterly |
| PRIMEX Yearly | $179.99/yr | ~$15/mo | Full access, best per-month value |
| PRIMEX Medical Student | $12.99/mo | $12.99/mo | Full access at student rate |
| MedExHub | See MedExHub website | — | FACEM-written ACEM question bank |
Where each one wins
PRIMEX strengths
- AI-graded SAQ writing with Pass/Borderline/Fail feedback
- Voice viva simulator for Fellowship viva preparation
- OSCE Trainer with AI patient and examiner simulation
- Full ACEM curriculum tracker with learning outcome checkboxes
- Covers 21 specialty colleges — useful for dual-qualified trainees
- 7-day free trial and PWA offline access
MedExHub strengths
- FACEM-written questions with high content authority
- Purpose-built for ACEM Primary and Fellowship exam formats
- Strong credibility within the emergency medicine trainee community
- Focused question curation by practising emergency physicians
Switching from MedExHub to PRIMEX
- Start your 7-day free PRIMEX trial at primexstudy.com.au/acem-fellowship — no credit card required during the trial.
- Import your study progress by reviewing weak topic areas in the PRIMEX ACEM curriculum tracker, then prioritise SAQ writing and viva practice in those domains.
- Use both platforms in tandem during the transition week — MedExHub for MCQ volume, PRIMEX for SAQ writing, viva, and OSCE practice.
Frequently asked questions
Which is better for ACEM — PRIMEX or MedExHub?
MedExHub is the established choice for ACEM-specific MCQ practice with FACEM-written questions. PRIMEX is the stronger option for building SAQ writing skills, viva preparation, and OSCE clinical reasoning. Most ACEM trainees benefit from both types of practice.
Does MedExHub offer AI-graded SAQs?
MedExHub is primarily a question bank. AI-graded SAQ practice with Pass/Borderline/Fail tier feedback is a PRIMEX feature not stated as part of MedExHub's offering.
Does MedExHub offer voice viva practice?
Voice viva practice is not stated as a MedExHub feature. PRIMEX includes a voice viva simulator specifically useful for ACEM Fellowship viva preparation.
How does pricing compare between PRIMEX and MedExHub?
PRIMEX plans start at $9.99/month with full access at $24.99/month or $179.99/year. MedExHub pricing is available on their website. PRIMEX includes a 7-day free trial.
Can I use both PRIMEX and MedExHub together?
Yes. MedExHub's FACEM-written question bank and PRIMEX's AI-graded written and oral tools are complementary. Using both is a common approach for ACEM trainees who want MCQ depth plus SAQ and viva practice.
Start your 7-day free PRIMEX trial
Full access to AI-graded SAQs, voice viva, OSCE trainer, and ACEM curriculum tracker. No credit card required.
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