Support us
The free core stays open for everyone. Support via Buy Me a Coffee unlocks Supporter and helps keep the site running.
Use the same email on Buy Me a Coffee as on Account so Supporter unlocks automatically.
Optional support
Free vs Supporter
The catalog stays open. Become a Supporter is a thank-you gift that unlocks conveniences — practice stays free forever. Prefer a short try? A one-time banana through Buy Me a Coffee unlocks a quarter of Supporter access.
| Feature | Free (always) | Supporter thank-you |
|---|---|---|
| Browse catalog / start practice | Yes | Yes |
| Timed mock (weekly quota) | 1 full mock per exam / 7 days | Up to 3 full mocks per exam / 7 days |
| Books (registered) | 1 Book per timed mock start when entitlements are on; guests use weekly quota only | Same Book attempt cost when entitlements are on; earn via Brain or timed pass |
| Question pool | Every question, every exam | Every question, every exam |
| Explanations | After grade summary | Per-option deep explains |
| Readiness, review, drill, plan | Not included | Unlocked |
| Thanks | — | Small Supporter note on your account |
Already supported? Use the same email on Buy Me a Coffee as on Account; Supporter unlocks automatically.
Paid with a different address, or nothing unlocked? Claim your Supporter access with the address you paid from. Claims that cannot be matched automatically go to a queue and are resolved by hand.
Or a one-time thank-you
A one-time banana through Buy Me a Coffee unlocks Supporter for 90 days (overlapping bananas extend your window). Same rule: match the email on your Practice account.
Support usRefunds & Supporter
Buy Me a Coffee contributions grant Supporter while active; charges follow Buy Me a Coffee's refund rules. See Terms — support. Need a make-good on this site? Contact info@cyberskill.world.