Iknow? vs Categories
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Iknow?
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Iknow? turns general knowledge into a fast, fun, and addictive mobile experience. Learn surprising facts, answer smart questions, and improve your score in short sessions. - Learning mode with “Did you know?” cards - Quiz mode with lives and countdown timers - Flexible answer recognition (case, accents, variants, and small typos) - Coin system to keep playing after mistakes - Share your results and beat your own best score - Pro mode with full access and daily fact notifications If you enjoy learning through play, Iknow? is made for you.
Categories
A word game where players race against the clock to list creative words within specific categories. It's designed for group entertainment during parties, road trips, or casual home gatherings.
- Word listing by category
- Timed challenges
- Group play
- Creative word generation
- Party entertainment
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Party on with 'Categories' – the ultimate word game for you and your friends! Test your wit and quick thinking as you race against the clock to come up with creative words in various categories. Whether you're at a party, on a road trip, or chilling at home, 'Categories' promises endless fun and entertainment for everyone. Download now and turn up the fun!
Screenshots
Verdict
The clearest difference is update cadence: Categories at every 2 weeks against Iknow?'s every 19 months. Iknow?'s advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Iknow? sells 4 one-off in-app purchases and Categories sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Iknow? ships an update every 19 months, Categories every 2 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Iknow? | Categories |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 22.9% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 19 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 45 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Juan Ormaechea | Natanael Jop |
Bugs and requests
Iknow?
Not enough reviews yet to summarise bugs or requests.
Categories
Reported bugs
10 issues- App crashes upon joining game
- App crashes when entering code
- App crashes when changing nickname/avatar
- App crashes when creating a game
- App crashes when trying to spin the wheel
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- Incorrectly validates answers
- Randomly disconnects users during gameplay
- Players not seeing answers
- Game freezes mid-game
- App crashes and needs reinstallation
Requested features
4 requests- Improve game stability
- Fix scoring system
- Ensure correct answer validation
- Allow playing with random people
In-app purchases
Iknow?
- 10 coins$0.99
- 25 coins$1.99
- 60 Coins$2.99
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- Premiun Plan$3.99
Categories
- Ad-free access$1.99
