Comparison

Trigonometry Formulas vs Distributions

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

Head to head
About

Trigonometry Formulas

Access a comprehensive collection of trigonometry formulas, including ratios, functions, standard angle values, and identities. This app covers basic to advanced topics like inverse circular functions and properties of triangles, serving as a handy reference for students and enthusiasts.

Highlights
  • Trigonometric Ratios and Functions
  • Basic Trigonometric Formulas
  • Standard Angle Values
  • Quadrant Rules of Signs
  • Addition and Subtraction Formulas
  • Inverse Circular Functions
  • Properties of Triangles
Features
Read full description

Contents :- 1.Trigonometric Ratios and Functions 2. Basic Trigonometric Formula 3. Values of Trigonometric Ratios for Standard Angles 4. Quadrant Rules Of Signs 5 .Range of Trigonometric Functions 6. Addition and Subtraction Formula 7. Double, Half and Triple angle Formula 8.Transformation Formula 9. Conditional Identities (when A+B+C = π) 10. Properties of Triangles 11.Inverse Circular Functions 12. Trigonometric Equations and General Values 13.Cosine law,Sine law,Projection law,Half angle Formula,Miscellaneous results 14. Domain and Ranges of Inverse Circular Functions,Important relations on inverse circular Functions

About

Distributions

Features
Read full description

Drag the curve. Shade a region. Watch probability respond. Distributions is a modern statistics study tool for students, educators, and anyone who wants to feel how probability distributions behave—not just memorize formulas. EXPLORE 41 DISTRIBUTIONS Browse discrete and continuous families with interactive PDF/PMF and CDF charts, live parameter sliders, descriptive statistics, examples, and random sampling. Search, favorites, recents, and side-by-side comparison keep the catalog usable on iPhone and iPad. TOUCH THE MATH Drag parameters on the chart and see the shape move. Turn on Probability mode to shade continuous regions or select discrete values and read the probability instantly. Typeset formulas stay linked to the live parameters. LEARN DEEPER Practice with Guess-the-Distribution quizzes, walk a relationship map between families, look up a searchable glossary, and check live z, t, and χ² critical values—all offline. ON-DEVICE AI (APPLE INTELLIGENCE) Ask the Distribution Advisor to suggest a distribution from a scenario, tap Explain for contextual teaching prompts, and optionally mix AI-generated quiz questions. AI output is labeled and advisory; exact probabilities and quantiles always come from the app’s calculator. When Apple Intelligence is unavailable, Explain and quizzes use built-in content and the Advisor tells you why it’s unavailable—everything else works the same. No accounts. No tracking. No third-party AI services. FIT MY DATA Paste or import a dataset, estimate candidate distributions, rank goodness of fit, inspect histogram and Q–Q overlays, and export reports. ONE-TIME PURCHASE Distributions is a paid app. One purchase includes all 41 distributions, interactive charts, calculators, Fit My Data, saved parameter sets, every quiz mode, exports, and unlimited on-device Advisor use. No subscriptions. No in-app purchases. No ads. Privacy-first by design: your exploration stays on your device.

Screenshots

Trigonometry Formulas4 screens
Distributions4 screens

Verdict

The call

The clearest difference is price: Trigonometry Formulas at $0.99 against Distributions's $4.99. Trigonometry Formulas also leads on iOS requirement (13.0 vs 26.0). On update cadence, 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

Trigonometry Formulas costs $0.99 and Distributions $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Trigonometry Formulas ships an update every 10 months, Distributions every 7 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

Scorecard2 real differences · 8 level
Trigonometry Formulas versus Distributions: the parameters behind the verdict, then further details
ParameterTrigonometry FormulasDistributions
Price$0.99 — better$4.99
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 10 monthsEvery 7 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size27 MB15 MB
Age rating4+4+
DeveloperRanjeet KumarJoao Frasco

In-app purchases

None

Trigonometry Formulas

No in-app purchases

None

Distributions

No in-app purchases

Questions

Is Trigonometry Formulas free?
Trigonometry Formulas costs $0.99, with no in-app purchases.
Is Distributions free?
Distributions costs $4.99, with no in-app purchases.
Do Trigonometry Formulas or Distributions have ads?
Neither Trigonometry Formulas nor Distributions shows ads.
Which is updated more often, Trigonometry Formulas or Distributions?
Trigonometry Formulas ships an update every 10 months, and Distributions every 7 months. Most recently, Trigonometry Formulas was updated on October 2, 2026 and Distributions on October 12, 2026.

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