Comparison

AMC Math vs Charm24

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

Head to head
About

AMC Math

Features
Read full description

AMC Math Practice is a focused, distraction-free app designed to help students prepare for AMC 8, AMC 10, and AMC 12 using real past contest problems. The app emphasizes not just correctness, but time management - a critical skill for AMC success. By tracking the time spent on each problem, students can identify which questions slow them down and adjust their strategy accordingly. Key Features: • Practice authentic AMC problems from past contests • Take timed tests that simulate real exam conditions • Track time spent per question to spot weak or slow areas • Review answers and solutions after completing a test • Jump freely between questions during practice • Works offline for timed tests • No accounts, no ads, no data collection Built for Serious Practice: This app is intentionally simple and focused. There are no gamification tricks or distractions - just high-quality AMC practice in a clean, easy-to-use interface. It is ideal for: • Students preparing for AMC 8, AMC 10, or AMC 12 • Parents looking for a trustworthy, free practice tool • Math club members and competitive math learners Why This App? Many students know the math but struggle with time pressure. This app helps bridge that gap by showing exactly where time is being spent - making practice more effective and targeted. Privacy & Cost: • Completely free • No ads • No sign-ups • No tracking Designed by a parent for students who love math and want to improve through thoughtful practice.

About

Charm24

Features
Read full description

Sharpen your mind and test your arithmetic skills in a distraction-free environment designed for focus and elegance. Whether you're a student building math confidence or an adult keeping your brain sharp, Charm24 scales with you.

Screenshots

AMC Math4 screens
Charm244 screens

Verdict

The call

The clearest difference is update cadence: AMC Math at daily against Charm24's every 2 days. AMC Math also leads on iOS requirement (17.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

AMC Math ships an update daily, Charm24 every 2 days. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

Scorecard2 real differences Ā· 4 level
AMC Math versus Charm24: the parameters behind the verdict, then further details
ParameterAMC MathCharm24
PriceFreeFree
Update frequencyDaily — betterEvery 2 days
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better26.2
Further details — not scored
Size96 MB3 MB
Age rating4+4+
DeveloperShyam MishraJT Scientific Consulting LLC

In-app purchases

None

AMC Math

No in-app purchases

None

Charm24

No in-app purchases

Questions

Is AMC Math free?
AMC Math is free to download, with no in-app purchases.
Is Charm24 free?
Charm24 is free to download, with no in-app purchases.
Do AMC Math or Charm24 have ads?
Neither AMC Math nor Charm24 shows ads.
Which is updated more often, AMC Math or Charm24?
AMC Math ships an update daily, and Charm24 every 2 days. Most recently, AMC Math was updated on October 5, 2026 and Charm24 on October 8, 2026.

Other comparisons