API
To use the API, send a POST request to the URL for each function as indicated below.

Your API key can be found in your member prefences.

Get collection list
URL: https://letslogic.com/api/v1/collections
PARAMS: key

Get levels in collection
URL: https://letslogic.com/api/v1/collection/collection_id
PARAMS: key

Submit level solution
URL: https://letslogic.com/api/v1/level/level_id
PARAMS: key & solution

PHP examples here.

Member Rankings
1. Findus 1,011,504
2. Mark 1,002,414
3. Megerian 927,667
4. ejsantos123 886,533
5. Ficko 790,427
6. shengli03 721,676
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8. Rincewind 545,034
9. shy1639 523,439
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Country Rankings
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2. China 2,032,682
3. United States 1,484,206
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6. Portugal 1,000,958
7. Romania 847,567
8. Australia 652,311
9. France 539,058
10. Singapore 358,439
Site Statistics
Puzzle Packs620
Total Puzzles52,031
Unsolved Puzzles0
Puzzle Attempts1,895,238
Puzzle Victories1,250,255
Attempt/Victory Ratio66%