Transparent Pricing
Choose the plan that works best for you. All plans include our powerful AI-powered worksheet validation.
Prices are shown in a selection of major currencies (GBP, USD, EUR, AUD, CAD, CHF, JPY). Use the Country menu in the nav bar to switch.
For accurate pricing in your region, see the App Store or Google Play.
Free
£0
per month
Perfect for trying out RED MARKER
- 10 worksheets per month
- AI-powered validation
- Automatic student organisation
- Progress tracking
- Manual corrections
- Works with Kumon worksheets
- Priority support
- Concurrent processing
Most Popular
Premium
£11.99
per month
6.0p
per worksheet
Best for teachers, tutors, and frequent users
- 200 worksheets per month
- 1–2 classes per month or typically 40–50 worksheets per week
- AI-powered validation
- Automatic student organisation
- Progress tracking
- Manual corrections
- Works with Kumon worksheets
- Priority support
- Concurrent processing
Premium Annual
£119.99
per year
5.0p
per worksheet
2 months free
- 200 worksheets per month
- AI-powered validation
- Automatic student organisation
- Progress tracking
- Manual corrections
- Works with Kumon worksheets
- Priority support
- Concurrent processing