Comparison

Trigonometry! vs Trigonometry Formulas

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

Head to head
About

Trigonometry!

Master trigonometry with this comprehensive mobile helper. It offers a textbook, visual explanations, and video lessons covering all essential formulas and theorems. Prepare for your exams with detailed content and easy-to-understand explanations.

Highlights
  • Ordered set of basic formulas and theorems
  • 172 video lessons
  • Easy-to-read and understand textbook
  • Covers major trigonometry topics
  • Visual explanations
Features
Read full description

Are your trigonometry exam at the corner? Our app will rescue you! "Trigonometry" is your personal helper that provides you with all information required. Can you just imagine that with the help of one mobile app you can easily learn trig reviewing the textbook provided, observing visual explanations and watching video lessons?! Downloading our app you get: ▶ FORMULAS • Ordered set of basic formulas and theorems that can only be applied in the frameworks of this course • Needed comments and explanations are given ▶ 172 VIDEO LESSONS ▶ TEXTBOOK • It covers major topics • Textbook is easy-to-read and easy-to-understand • The book divided into: - Right Triangle Trigonometry - Angles - Trigonometric Functions of an Acute Angle - Applications and Solving Right Triangles - Trigonometric Functions of Any Angle - Rotations and Reflections of Angles - General Triangles - The Law of Sines - The Law of Cosines - The Law of Tangents - The Area of a Triangle - Circumscribed and Inscribed Circles - Identities - Trigonometric Identities - Sum and Difference Formulas - Double-Angle and Half-Angle Formulas - Other Identities - Radian Measure - Radians and Degrees - Arc Length - Area of a Sector - Circular Motion: Linear and Angular Speed - Graphing and Inverse Functions - Graphing the Trigonometric Functions - Properties of Graphs of Trigonometric Functions - Inverse Trigonometric Functions - Solving Trigonometric Equations - Numerical Methods in Trigonometry - Complex Numbers - Polar Coordinates Stop being scared, download "Trigonometry"!

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

Screenshots

Trigonometry!4 screens
Trigonometry Formulas4 screens

Verdict

The call

The clearest difference is review sentiment: Trigonometry Formulas at 100% against Trigonometry!'s 14%. Trigonometry Formulas also leads on rating (5.0 vs 2.0) and in-app purchases (none vs 1). Trigonometry!'s advantage is price (Free vs $0.99) and update cadence (every 4 months vs every 10 months). On ratings volume, ads 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! is free to download; Trigonometry Formulas costs $0.99 up front. Trigonometry! sells 1 one-off in-app purchase. Trigonometry Formulas asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Trigonometry Formulas holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 14% of Trigonometry!'s written reviews are positive against 100% of Trigonometry Formulas's.

UpkeepUpdate frequency

Trigonometry! ships an update every 4 months, Trigonometry Formulas every 10 months. The most recent releases landed on September 18, 2026 and August 19, 2026 respectively.

Scorecard7 real differences · 3 level
Trigonometry! versus Trigonometry Formulas: the parameters behind the verdict, then further details
ParameterTrigonometry!Trigonometry Formulas
PriceFree — better$0.99
Rating2.0 (4 ratings)5.0 (2 ratings) — better
Positive reviews14.3% of reviews100.0% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 4 months — betterEvery 10 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size29 MB27 MB
Age rating4+4+
DeveloperAppCrabRanjeet Kumar

Customer experience

Trigonometry!

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%
Written reviews7 reviews
Positive14.3%
Neutral0.0%
Negative85.7%

Trigonometry Formulas

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Trigonometry!

One-time1
  • Trigonometry Premium$0.99
None

Trigonometry Formulas

No in-app purchases

Questions

Is Trigonometry! free?
Trigonometry! is free to download, with in-app purchases available.
Is Trigonometry Formulas free?
Trigonometry Formulas costs $0.99, with no in-app purchases.
Which has better reviews, Trigonometry! or Trigonometry Formulas?
Trigonometry Formulas is rated higher. Trigonometry! averages 2.0 out of 5 from 4 ratings, while Trigonometry Formulas averages 5.0 from 2 ratings.
Do Trigonometry! or Trigonometry Formulas have ads?
Neither Trigonometry! nor Trigonometry Formulas shows ads.
Which is updated more often, Trigonometry! or Trigonometry Formulas?
Trigonometry! ships an update every 4 months, and Trigonometry Formulas every 10 months. Most recently, Trigonometry! was updated on September 18, 2026 and Trigonometry Formulas on August 19, 2026.

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