Comparison
VoltExam vs Pocket Prep
Updated June 2026
Quick answer: VoltExam is the better value — a one-time $59.99 lifetime purchase vs Pocket Prep's monthly subscription, 1,000+ questions per exam, a built-in job-site calculator in every app, and full offline access. Pocket Prep covers more certifications but charges every month and includes no trade calculators.
Both apps help tradespeople pass certification exams. But they work very differently — especially when it comes to price and built-in tools.
VoltExam
$59.99 one-time
Pay once, use forever. No account. Offline.
- ✓ Built-in trade calculators
- ✓ 51 certifications covered
- ✓ Full offline — no Wi-Fi needed
- ✓ No account or login required
Pocket Prep
$60/year
Subscription. Lose access if you cancel.
- ✕ No built-in calculators
- ✕ 11 certifications covered
- ✕ Limited offline access
- ✓ Pass guarantee offered
Feature-by-Feature Comparison
| Feature | VoltExam | Pocket Prep |
|---|---|---|
| Pricing model | One-time purchase | Monthly / annual subscription |
| Price | $59.99 forever | $10.99/mo or $59.99/yr |
| Access after stopping payment | ✓ Keep forever | ✕ Lose access immediately |
| Offline access | ✓ Full offline | Limited |
| Built-in trade calculators | ✓ Included (voltage drop, load chart, pipe sizing, etc.) | ✕ Not included |
| Number of trades covered | 51 certifications | ~11 certifications |
| Free to download | ✓ Yes | ✓ Yes (limited free questions) |
| Account required | ✗ No account needed | ✓ Account required |
| Platform | iOS | iOS + Android + Web |
| Pass guarantee | Coming soon | ✓ Yes |
| Price per year (3 years) | $59.99 total | $180 total |
Certifications Covered
| Certification | VoltExam | Pocket Prep |
|---|---|---|
| Electrician (Journeyman/Master) | ✓ | ✓ |
| HVAC / EPA 608 | ✓ | ✓ |
| Plumber (Journeyman) | ✓ | ✓ |
| CDL Hazmat Endorsement | ✓ | ✕ |
| Crane Operator (NCCCO) | ✓ | ✕ |
| EMT / NREMT | ✓ | ✕ |
| ServSafe Food Manager | ✓ | ✕ |
| AWS Certified Welding Inspector | ✓ | ✕ |
| FAA Part 107 Drone Pilot | ✓ | ✕ |
| Real Estate License | ✓ | ✕ |
| Notary Public | ✓ | ✕ |
| Security Guard | ✓ | ✕ |
| Forklift / OSHA | ✓ | ✓ |
| Pesticide Applicator License | ✓ | ✕ |
Ready to skip the subscription?
VoltExam is $59.99 once. Built-in calculators, offline access, 51 certifications. No account required.
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