π ~PI~ vs Charadex
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
π ~PI~
Learn the digits of pi with engaging practice and challenge modes. Test your memory and see how many digits you can recall. Perfect for math enthusiasts and those looking to improve their memorization skills.
- Learn pi digits
- Practice mode
- Challenge mode
- Memorize long sequences
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This app supports to learn pi (ratio of a circle's circumference). You can choose PRACTICE MODE and CHALLENGE MODE. Learn longer, longer, longer digits.
Charadex
This app offers a modern take on charades with auto-recorded clips for easy sharing. It features three distinct game modes, including classic phone-to-forehead play, a real-time head-to-head competition, and a tournament-style elimination mode. Users can also create custom inside-joke decks for personalized gameplay.
- Auto-recorded viral moments
- Three game modes: Classic, Head-to-Head, The Gauntlet
- Custom inside-joke decks
- Hundreds of themed packs
- Instant shareable content
- Tournament elimination mode
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Every room becomes the stage. Auto-recorded viral moments ready to share. Three game modes. Custom inside-joke decks. Hundreds of packs to choose from. This is charades, elevated. AUTO-HIGHLIGHT CLIPS Every round records automatically from start to finish. No editing. No screen recording. Just instant shareable content for your favorite social media. Your best moments, ready to share. THREE WAYS TO PLAY CLASSIC MODE Phone-to-forehead gameplay perfected. Tilt to pass, score points, switch teams. The charades experience you know, polished to shine. HEAD-TO-HEAD SHOWDOWN Two teams. Two devices. Same word. Real-time race to the answer. First to guess wins the point. No skips, no mercy, pure competition. THE GAUNTLET Tournament elimination for 3-10 teams. Perform while everyone watches. Lowest score each round gets eliminated. Last team standing takes the crown. 47 PACKS. ENDLESS COMBINATIONS. START FREE (7 packs): Mix, Countries, Animals, Just for Kids, Food, Movies, Instruments GO PREMIUM (40 additional packs): TV Shows, Anime, Pokemon, Sports, 80s/90s/2000s Nostalgia, Superheroes, Horror Movies, K-Pop, Famous Quotes, Dog Breeds, Mythology, Famous Landmarks, Famous Duos, Internet Memes, Famous Villains, States and Capitals, and 25 more CUSTOM DECK BUILDER Create decks with words only your crew will get. Inside jokes. Personal roasts. Obscure references. Share deck codes with friends. BUILT FOR Game nights, Pre-games, Family gatherings, Bachelorette parties, Team building, Content creation, Breaking the ice, Making memories HOW TO PLAY CLASSIC: Hold phone to forehead. Friends give clues. Tilt down for correct, up to pass. HEAD-TO-HEAD: Grab two devices. Both teams see the same word. Race to guess first. GAUNTLET: Teams take turns performing. Others watch and judge. Elimination each round. Support: support.tipsypixel@gmail.com Privacy: https://charadex-privacy.netlify.app/ Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: π ~PI~ at none against Charadex's 6. π ~PI~ also leads on ads (none vs shown) and iOS requirement (8.0 vs 17.0). Charadex's advantage is update cadence (weekly vs every 6 months). On price, review sentiment and device support 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. Charadex sells 6 in-app purchases, starting at $6.99 per month. π ~PI~ asks for nothing beyond the download.
π ~PI~ ships an update every 6 months, Charadex weekly. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.
| Parameter | π ~PI~ | Charadex |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 6 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuki Takeda | Edwin Asuma |
Customer experience
π ~PI~
Charadex
In-app purchases
π ~PI~
No in-app purchases
Charadex
- Premium Monthly$6.991 Month
- Premium Annual7 Days trial$39.991 Year
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