Cloud memory
Keep Grindbook reviews and repertoire work synced across every device.
FOUNDING SEASON · 2026Back the grind.
limited founder price
Back the grind.
Own the year.
ChessGrind stays generous: all 1,000 puzzles, hints, sessions, and full games remain free. Founder is for players who want the private memory layer—and want this product to keep getting sharper.
51% OFF$10.18$4.99
for one yearlimited founder price
One payment · one year · secure checkout by Dodo Payments
FREE VS FOUNDERPay for memory.
Pay for memory.
Not access.
The chess stays free. Founder is the private layer that remembers your work across devices—and helps fund what ships next.
| What you get | Free$0 | Founder$4.9951% off · one year |
|---|---|---|
| Original puzzle library | 1,000 positions | 1,000 positions |
| Puzzle sessions + full games | Unlimited | Unlimited |
| Hints + blue move guides | Included | Included |
| Grindbook + repertoire | This device | Every device |
| Progress backup | Local only | Private cloud sync |
| Founder status | — | Included |
| Product feedback | Community | Direct founder line |
Everything playable stays free.Founder makes your training portable.
Choose FounderWHAT YOU UNLOCKThe training is free.
The training is free.
The memory is Founder.
The whole year
Every original puzzle pack we ship during your Founder year is included.
Founder status
A Founder mark on your ChessGrind account for the full year.
Build it with us
Founder feedback gets a direct line into what ChessGrind becomes next.