Free is properly free.
Pro pays for itself in a week.
No trial clock, no card to start. Upgrade when you want unlimited reps and the full toolkit.
Free
$0forever
A real daily habit at no cost. Your XP, badges, and progress are always safe.
- One full quiz a day
- 4 free modes
- Basic progress & strengths
- 14-day streak history
- 40 collectible badges
Recommended
Pro
Cancel anytime$6.67/mo
billed $80/yr
Unlimited questions, every mode, spaced repetition, weak-area drills, and full progress insights.
- Unlimited questions every day
- All 11 play modes
- Spaced-repetition review queue
- Targeted weak-area drills
- Full progress insights — accuracy trends, study heatmap & most-missed
- Streak freezes that protect your streak
- Unlimited streak & session history
| Feature | Free | Pro |
|---|---|---|
| Daily play | 1 full quiz | Unlimited |
| Play modes | 4 free | All 11 |
| Spaced-repetition review | — | Review queue |
| Weak-area drills | — | Yes |
| Progress insights | Basic | Trends · heatmap · most-missed |
| Streak freezes | — | Yes |
| Streak & session history | 14 days | Unlimited |
| 40 badges | Earnable | Earnable |
Questions about plans? Read the FAQ.