Comparison

Statistics Formulas vs Pi Masters

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

Head to head

Statistics formulas

Master Pi to 1 million digits!

Free

📚 Education

No ratingsView app →

About

Statistics Formulas

Features

Read full description

- You can perform some well known statics formulas on a given numeric data.

About

Pi Masters

Features

Read full description

Learn the digits of Pi and evaluate your progress up to 1 MILLION digits. Work toward beating Araki Haraguchi's unofficial record of 100,000 digits memorized! Absolutely no ads. No account, no user profiling. Just you and Pi.

Screenshots

Statistics Formulas4 screens

Pi Masters4 screens

Verdict

The call

The clearest difference is in-app purchases: Pi Masters at none against Statistics Formulas's 7. Statistics Formulas's advantage is update cadence (every 3 days vs every 3 months). On price, ads, 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. Statistics Formulas sells 7 one-off in-app purchases. Pi Masters asks for nothing beyond the download.

UpkeepUpdate frequency

Statistics Formulas ships an update every 3 days, Pi Masters every 3 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 4 level

Statistics Formulas versus Pi Masters: the parameters behind the verdict, then further details
Parameter	Statistics Formulas	Pi Masters
Price	Free	Free
Update frequency	Every 3 days — better	Every 3 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone, iPad	iPhone, iPad, Vision Pro — better
Requires iOS	16.6 — better	17.5
Further details — not scored
Size	23 MB	2 MB
Age rating	17+	4+
Developer	NovaNext	Dave Poirier

In-app purchases

7 purchases

Statistics Formulas

One-time7

Coffee$0.99
Remove Ads$0.99
Donate $3$2.99

Show 4 more

Donate $5$4.99
Donate $10$9.99
Donate $15$14.99
Donate $20$19.99

None

Pi Masters

No in-app purchases

Questions

Is Statistics Formulas free?

Statistics Formulas is free to download, with in-app purchases available.

Is Pi Masters free?

Pi Masters is free to download, with no in-app purchases.

Do Statistics Formulas or Pi Masters have ads?

Neither Statistics Formulas nor Pi Masters shows ads.

Which is updated more often, Statistics Formulas or Pi Masters?

Statistics Formulas ships an update every 3 days, and Pi Masters every 3 months. Most recently, Statistics Formulas was updated on October 30, 2026 and Pi Masters on October 27, 2026.