Find your kind of challenge.
Compare the rules, the rhythm, and what makes each game worth trying.
All 29 games. Select a smaller group to compare.
| Game | What it shares | New puzzles | Pace | Access |
|---|---|---|---|---|
| Rarest Answer | Timed open prompts with rarity-based rewards. | Daily + unlimited | 25 seconds / prompt | Free core play |
| Brainer | A changing set of general-knowledge questions. | Daily | Question set | Free daily; paid full version |
| Blinkle | A short daily test of recall. | Daily | Five-second image | Free core play |
| Daily Tens | Typing answers that fit a shared daily category. | Daily | Ten targets | Free core play |
| Costcodle | A compact daily knowledge-and-guessing challenge. | Daily | Six guesses | Free core play |
| Rankle | Daily trivia with useful feedback after each attempt. | Daily + archive | Four guesses | Free core play |
| 100 of Us | A daily prompt that tests what you think you know. | Daily | One estimate | Free core play |
| Quizl | A short daily general-knowledge ritual. | Daily + past quizzes | Five questions | Free core play; paid ad removal |
| Anything Grid | Accepted answers can be rewarded for obscurity. | Daily + archive | Nine cells | Free core play; paid extras |
| Searchle | A daily language prompt with a surprising answer. | Daily | Word guesses | Free core play |
| Chrono | Broad factual knowledge in a daily challenge. | Daily + practice | Six events | Free core play |
| GuessTen | Open recall within a clearly defined category. | Daily + archive | Ten targets | Free core play |
| Real Bird Fake Bird | A brief daily knowledge and intuition challenge. | Daily | Short prompt set | Free core play |
| Krillion | The reference point for this collection. | Daily + extra modes | 25 seconds / prompt | Free daily; paid extras |
| Sortem | Daily trivia built around comparing what you know. | Daily + archive | Ordering puzzle | Free core play |
| Tightrope | A daily trivia challenge across different topics. | Daily | Question set | Free core play (listed) |
| Daily Fact or Fiction | A short daily test of general knowledge. | Daily | One main statement | Free core play |
| riddl.ing | A daily prompt that rewards flexible associations. | Daily | Five clues | Free core play |
| Seldom | Rare correct answers score better. | Daily + archive | At your pace | Free core play |
| Outrivia | Open prompts and rare-answer scoring. | Daily + unlimited | 30 seconds / prompt | Free |
| Globle | Country recall and feedback after each guess. | Daily | At your pace | Free core play |
| Worldle | Geography knowledge in a daily puzzle. | Daily + practice | Six guesses | Free core play; extras vary |
| Travle | Recalling country names and their relationships. | Daily + practice | At your pace | Free core play |
| Waffle | A daily vocabulary challenge. | Daily + archive | Limited swaps | Free daily; paid extras |
| Chainle | Open recall with an unexpected connection. | Daily + archive | Five rounds | Free core play |
| Semantle | Searching beyond the first word that comes to mind. | Daily | At your pace | Free core play |
| Wikitrivia | Broad knowledge and satisfying educated guesses. | Daily + free play | At your pace | Free |
| Framed | Recognition and recall in a short daily game. | Daily + archive | Up to six frames | Free core play |
| Category Sprint | Practice recalling valid answers under a timer. | Play anytime | 60 seconds / round | Free |
Similarity is about the rules.
Seldom and Outrivia reward unusual accepted answers. Geography, word and history games are related by recall or daily play, but do not reproduce Krillion’s scoring. The original Krillion is included for reference; Category Sprint is an independent practice game.
Free core play does not mean every extra mode is free. Always check the publisher before buying access.
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