Hide text, a link, an image, or a PDF behind a secret code. Share the link — your participants crack it on their phone in seconds.
Create my lock for free →Numeric code, pattern, colors, geolocation, musical notes… 14 different mechanics to keep every challenge fresh and surprising for your participants.
Enter the secret combination, then add what you want to reveal: text, a URL, an image, custom HTML, or a PDF. Everything stays hidden until the right answer is entered.
CrackAndReveal automatically generates a short link and a downloadable QR code. Send it by message, email, or display it on screen — your participants can play instantly.
Test our 14 interactive lock types. No sign-up required.
Enter the correct 4-digit code on the keypad.
Hint: the simplest sequence
0/14 locks solved
Create my first lock →From a simple 4-digit code to real GPS validation, each lock type creates a completely different experience. Pick the one that fits your scenario.
The timeless classic — enter the right number combination to open the lock.
Draw the correct pattern on a grid, just like on a smartphone lock screen.
Enter the right combination of Up / Down / Left / Right to validate.
Advanced version with diagonals — for more complex and challenging puzzles.
Select the correct sequence of colors in the right order to unlock.
Flip the right switches regardless of order — only the final combination matters.
Activate the switches in the exact right order to unlock.
A classic password lock — type in the correct string of characters.
Two fields to validate: a username and a password, just like a real login form.
Play the correct melody by pressing the keys in the right order.
The user manually enters GPS coordinates to validate their virtual position.
The lock only opens when the user is physically present at the right location.
cadenas.useCases.items.escapeGame.description
cadenas.useCases.items.education.description
cadenas.useCases.items.teamBuilding.description
cadenas.useCases.items.events.description
cadenas.useCases.items.marketing.description
€0
€29/year
Yes, the free plan is genuinely free — no credit card, no trial period. The only limitation is the number of simultaneously active locks (5). All 14 lock types are available on the free plan.
No. Your participants receive a link or scan a QR code and play directly in their browser — no sign-up, no download required. That's one of the core advantages of CrackAndReveal.
As soon as your lock is created, CrackAndReveal automatically generates a short link (e.g. crackandreveal.com/o/abc123) and a downloadable QR code. Share via SMS, email, WhatsApp, or display it on a screen.
There's no participant limit. Whether it's 5 people or 500, everyone can attempt the lock simultaneously. Attempts are unlimited.
On the free plan: text, URL, image, and custom HTML. On Pro, you can also hide a PDF. The content remains completely invisible until the correct code is entered.
Yes, with the Pro plan. The multi-lock feature lets you chain locks together so each solved lock reveals the next clue — perfect for digital escape rooms or treasure hunts.
Absolutely. CrackAndReveal is built mobile-first. Participants play on their phones without any issues. Compatible with all modern browsers — Chrome, Safari, Firefox — on iOS and Android.
Free, online, no installation. Your lock is ready to share in under 2 minutes.
Create my lock for free →