Comparison

Unit Circle Practice vs Speed Trigonometry

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

Head to head
About

Unit Circle Practice

Master the unit circle with focused training on angles, radians, coordinates, and exact trig values. Interactive exercises and quizzes build speed and accuracy for pre-calculus and trigonometry students. Unlock advanced tools for deeper understanding and test preparation.

Highlights
  • Interactive drag-and-drop training
  • Unit circle and exact value quizzes
  • Clean unit circle guide with summaries
  • Inverse trig and angle conversion practice
  • Quadrant sign identification
Features
Read full description

Unit Circle Practice helps students master the unit circle with fast, focused, no-nonsense training. Built for Pre-Calculus and Trigonometry students, this app targets the exact skills that show up on quizzes, unit tests, and AP-style assessments — angles, radians, coordinates, and exact trig values. Practice & Learn • Interactive Drag-and-Drop Training for degrees, radians, and ordered pairs • Unit Circle Quiz to build speed and accuracy locating points • Exact Value Quiz for sin, cos, and tan recall • Clean Unit Circle Guide with swipeable concept summaries • Designed for quick daily reps and efficient test prep No distractions. No clutter. Just repetition that works. Pro Lifetime Unlock Unlock advanced training tools for deeper mastery: • Inverse Trig Quiz (principal value practice) • Angle Conversion Sprint (degrees ↔ radians speed) • Reference Angle Quiz • Coterminal Angles Practice • Quadrant Sign Identification Perfect for students preparing for cumulative exams, finals, and AP courses. Whether you’re learning the unit circle for the first time or sharpening for a big test, Unit Circle Practice gives you structured repetition that builds confidence fast. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Speed Trigonometry

This app helps students quickly memorize the unit circle. It quizzes users on sine, cosine, tangent, and inverse trigonometric values for key angles. Developed by students for students, it's ideal for precalculus learners.

Highlights
  • Unit circle memorization
  • Quizzes on trig values
  • Focus on key angles
  • Sine, cosine, tangent, inverse values
  • Student-developed
Features
Read full description

Speed Trig is the #1 app for memorizing the unit circle fast. Designed for students enrolled in Precalculus, the app quizzes you on the sine, cosine, tangent, and inverse trig values of the four main unit circle angles: π/2, π/3, π/4, and π/6. Our app was made by students, for students.

Screenshots

Unit Circle Practice4 screens
Speed Trigonometry3 screens

Verdict

The call

The clearest difference is in-app purchases: Speed Trigonometry at none against Unit Circle Practice's 1. Unit Circle Practice's advantage is rating (5.0 vs 4.8) and update cadence (every 6 months vs every 14 months). On price, review sentiment, 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

Both are free to download. Unit Circle Practice sells 1 one-off in-app purchase. Speed Trigonometry asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Unit Circle Practice holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 20 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Unit Circle Practice ships an update every 6 months, Speed Trigonometry every 14 months. The most recent releases landed on September 18, 2026 and August 8, 2026 respectively.

Scorecard6 real differences · 4 level
Unit Circle Practice versus Speed Trigonometry: the parameters behind the verdict, then further details
ParameterUnit Circle PracticeSpeed Trigonometry
PriceFreeFree
Rating5.0 (20 ratings) — better4.8 (5 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings20 — better5
Update frequencyEvery 6 months — betterEvery 14 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better18.5
Further details — not scored
Size6 MB2 MB
Age rating4+4+
DeveloperRussell ThormanNick Petroni

Customer experience

Unit Circle Practice

All ratings20 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Speed Trigonometry

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Unit Circle Practice

One-time1
  • Pro Lifetime Unlock$1.99
None

Speed Trigonometry

No in-app purchases

Questions

Is Unit Circle Practice free?
Unit Circle Practice is free to download, with in-app purchases available.
Is Speed Trigonometry free?
Speed Trigonometry is free to download, with no in-app purchases.
Which has better reviews, Unit Circle Practice or Speed Trigonometry?
Unit Circle Practice is rated higher. Unit Circle Practice averages 5.0 out of 5 from 20 ratings, while Speed Trigonometry averages 4.8 from 5 ratings.
Do Unit Circle Practice or Speed Trigonometry have ads?
Neither Unit Circle Practice nor Speed Trigonometry shows ads.
Which is updated more often, Unit Circle Practice or Speed Trigonometry?
Unit Circle Practice ships an update every 6 months, and Speed Trigonometry every 14 months. Most recently, Unit Circle Practice was updated on September 18, 2026 and Speed Trigonometry on August 8, 2026.

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