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Comparison

Pay Cat Learn vs π ~ Pi Fun App.

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

Head to head
Pay Cat Learn
Pay Cat Learn

Payroll Knowledge

Free
📚 Education
No ratingsView app →
π ~ Pi Fun App.
π ~ Pi Fun App.

Challenge world ranking in RTA

Free
📚 Education
No ratingsView app →
About

Pay Cat Learn

Read full description

Inside the Pay Cat Learn app, you can: Access all of your videos in one easy to use app Receive push notifications with the latest news and updates Access to all of your videos without having to remember your password Save your favorite posts so you can quickly find them later END USER LICENSE AGREEMENT https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

π ~ Pi Fun App.

Features
Read full description

This app is the ultimate app for unique people who love maths. The start-up screen plays pi to a million digits in an emo atmosphere, perfect for relaxing. Furthermore, there is a game where you can quickly enter pi for every 10, 100, 1000 - 1,000,000 digits and compete against players from all over the world for the best time! Enjoy a new entertainment experience that combines mathematics and relaxation!

Screenshots

Pay Cat Learn3 screens
π ~ Pi Fun App.3 screens

Verdict

The call

The clearest difference is ads: Pay Cat Learn at none against π ~ Pi Fun App.'s shown. π ~ Pi Fun App.'s advantage is update cadence (every 2 days vs fortnightly). On price, in-app purchases, device support and iOS requirement 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

Pay Cat Learn ships an update fortnightly, π ~ Pi Fun App. every 2 days. The most recent releases landed on October 16, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 4 level
Pay Cat Learn versus π ~ Pi Fun App.: the parameters behind the verdict, then further details
ParameterPay Cat Learnπ ~ Pi Fun App.
PriceFreeFree
Update frequencyFortnightlyEvery 2 days — better
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better17.0
Further details — not scored
Size50 MB17 MB
Age rating4+4+
DeveloperEmily SudduthRyo Tsudukihashi

In-app purchases

None

Pay Cat Learn

No in-app purchases

None

π ~ Pi Fun App.

No in-app purchases

Questions

Is Pay Cat Learn free?
Pay Cat Learn is free to download, with no in-app purchases.
Is π ~ Pi Fun App. free?
π ~ Pi Fun App. is free to download, with no in-app purchases.
Do Pay Cat Learn or π ~ Pi Fun App. have ads?
π ~ Pi Fun App. shows ads; Pay Cat Learn does not.
Which is updated more often, Pay Cat Learn or π ~ Pi Fun App.?
Pay Cat Learn ships an update fortnightly, and π ~ Pi Fun App. every 2 days. Most recently, Pay Cat Learn was updated on October 16, 2026 and π ~ Pi Fun App. on October 14, 2026.

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