Comparison

Memory Dog vs Pi Digits

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Memory Dog

Read full description

Train your memory and have fun at the same time! Are you a dog lover? Then you will enjoy playing with dog sounds! Otherwise go with the legacy tones. Game is too simple? Just turn the sounds off.

About

Pi Digits

Test your ability to memorize and recall digits of Pi. Engage in fast-paced challenges to extend your streak and improve your number recall. Ideal for students, puzzle enthusiasts, or anyone seeking a quick mental workout.

Highlights
  • Memorize digits of Pi
  • Classic typing mode
  • Timed Blitz mode
  • Track best streaks
  • Quick brain workouts
  • Suitable for all levels
Features
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How many digits of π can you really remember? Pi Digits turns memorizing pi into a fast, addictive challenge - perfect for Pi Day, school contests, or anyone who loves number puzzles. Start at 3.14159… and see how far your memory can go. THREE WAYS TO PLAY • Classic Mode: Type the next digit and build your streak one number at a time. • Blitz Mode: You've got 10 seconds—go as far as you can before the clock runs out. • Practice Mode: Optionally reveal the next digit as you go, with no fails - just relaxed, low-pressure practice. WHY YOU'LL LOVE PI DIGITS • Train your recall: A simple loop that makes practice feel like a game • Quick sessions: Perfect for a short brain workout anytime • Track your best run: Beat your personal record and level up your pi knowledge • Statistics: See your progress and stats over time • Fun for all levels: From beginners learning the first digits to serious memorizers MADE FOR PI FANS (AND FUTURE PI FANS) Whether you're preparing for a classroom competition, challenging friends, or just want a satisfying memory test, Pi Digits is a focused way to practice and improve. Ready to become a Pi master? Download Pi Digits and start your streak today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Subscription required to access all features.

Screenshots

Memory Dog4 screens
Pi Digits4 screens

Verdict

The call

The clearest difference is update cadence: Memory Dog at every 4 days against Pi Digits's monthly. Memory Dog also leads on iOS requirement (14.7 vs 17.0). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Memory Dog ships an update every 4 days, Pi Digits monthly. The most recent releases landed on June 3, 2026 and September 3, 2026 respectively.

Scorecard2 real differences · 8 level
Memory Dog versus Pi Digits: the parameters behind the verdict, then further details
ParameterMemory DogPi Digits
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 4 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod — betteriPhone
Requires iOS14.7 — better17.0
Further details — not scored
Size3 MB11 MB
Age rating4+4+
DeveloperPeter GrutterSlavka Polanova

In-app purchases

None

Memory Dog

No in-app purchases

None

Pi Digits

No in-app purchases

Questions

Is Memory Dog free?
Memory Dog is free to download, with no in-app purchases.
Is Pi Digits free?
Pi Digits is free to download, with no in-app purchases.
Do Memory Dog or Pi Digits have ads?
Neither Memory Dog nor Pi Digits shows ads.
Which is updated more often, Memory Dog or Pi Digits?
Memory Dog ships an update every 4 days, and Pi Digits monthly. Most recently, Memory Dog was updated on June 3, 2026 and Pi Digits on September 3, 2026.

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