Comparison

ACT Math vs Lexicon

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

Head to head
About

ACT Math

Prepare for the ACT Math Data Analysis section with a comprehensive study tool. It offers a large question bank, mock tests, instant feedback, and detailed explanations to track your progress and ensure readiness for the exam.

Highlights
  • 140 practice questions
  • 14 revision notes
  • Mock tests
  • Instant feedback
  • Detailed explanations
  • Progress tracking with charts
  • Revision by topic
Features
Read full description

Prepare to achieve the ACT scores you need to get into your top choice schools. Get ready for the test day with this most comprehensive app on ACT Math : Data Analysis. Features include: ** HIGHEST QUALITY and QUANTITY 140 questions and 14 revision notes in all just for Data Analysis. High quality content written by experienced ACT tutors. ** MOCK TEST Mixed questions from all topics. ** INSTANT FEEDBACK Know instantly if your answer was right or wrong. ** REVIEW WITH EXPLANATION Review each question at the end of the test. Know the right answer with detailed explanation for each question. ** PROGRESS METER With our unique progress tracking feature including pie charts and bar graphs showing your progress, you know you are ready to take on the real test at the board when your progress meter says 100%. ** REVISE BY TOPIC 1. Probability Basic Probability Independent Events 2. Counting Problems Combinations Permutations 3. Graphs/Data Interpretation Bar Graphs Circle Graphs (Pie Charts) Line Graphs Pictographs Scatterplots Travel Graphs 4. Statistics Arithmetic Mean Average of Algebraic Expressions Median Mode Disclaimer: ACT is a registered trademark of ACT Inc. ACT Inc neither sponsors nor endorses this product or any of its content. There may be a possibility of some bugs, inaccuracies or typographical errors for which the owner cannot be held liable. * Privacy Policy: http://www.webrichsoftware.com/privacy.html * EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Lexicon

Features
Read full description

Lexicon Vocab Builder helps you learn, retain, and actually use new vocabulary — through daily words, custom flashcards, and quizzes built from your own study sets. Whether you're expanding your everyday vocabulary or building toward the kind of words that show up on the GRE, SAT, or TOEFL, Lexicon gives you a simple, focused way to study. KEY FEATURES Word of the Day — Learn one new word each day, with adjustable frequency to match your pace. Custom Flashcard Sets — Build your own sets, organize them with color and tags, and search across everything you've created. Quizzes From Your Own Words — Turn any flashcard set into a quiz. Choose from multiple question types, timed or untimed, and study the way that works for you. Favorites & Known Words — Keep track of the words you want to revisit and the ones you've already mastered. Add Your Own Words — Create custom word entries with your own definitions whenever the built-in dictionary doesn't have exactly what you need. Study Offline — Everything you need is on your device — no connection required. Lexicon Vocab Builder is a focused tool for building real vocabulary, one word and one quiz at a time. Some features are available through an optional in-app purchase.

Screenshots

ACT Math4 screens
Lexicon4 screens

Verdict

The call

The clearest difference is in-app purchases: Lexicon at none against ACT Math's 1. ACT Math's advantage is iOS requirement (15.0 vs 18.0). On price, update cadence, 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. ACT Math sells 1 one-off in-app purchase. Lexicon asks for nothing beyond the download.

UpkeepUpdate frequency

ACT Math ships an update every 11 months, Lexicon every 6 months. The most recent releases landed on June 5, 2026 and September 7, 2026 respectively.

Scorecard2 real differences · 7 level
ACT Math versus Lexicon: the parameters behind the verdict, then further details
ParameterACT MathLexicon
PriceFreeFree
Rating5.0 (3 ratings) — better
Number of ratings3 — better
Update frequencyEvery 11 monthsEvery 6 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better18.0
Further details — not scored
Size15 MB24 MB
Age rating4+4+
DeveloperWebrich Software LimitedJean-Pierre Rouhana

In-app purchases

1 purchases

ACT Math

One-time1
  • Full Question Bank$1.99
None

Lexicon

No in-app purchases

Questions

Is ACT Math free?
ACT Math is free to download, with in-app purchases available.
Is Lexicon free?
Lexicon is free to download, with no in-app purchases.
Do ACT Math or Lexicon have ads?
Neither ACT Math nor Lexicon shows ads.
Which is updated more often, ACT Math or Lexicon?
ACT Math ships an update every 11 months, and Lexicon every 6 months. Most recently, ACT Math was updated on June 5, 2026 and Lexicon on September 7, 2026.

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