Comparison

Abacus Kids vs Classento

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

Head to head
About

Abacus Kids

This app teaches children mental math skills using the abacus method. It offers a structured curriculum with practice levels, exams, and games designed to improve calculation speed and confidence. The app supports various age groups with tailored learning modules.

Highlights
  • Abacus method for mental math
  • Structured curriculum by age group
  • Practice levels and formal exams
  • Speed math and Anzan training
  • Math game zone with puzzles
  • Customizable challenge modes
Features
Read full description

Does your child freeze when they see a math problem? Struggle to keep up in class? Or maybe they are doing fine — but you know they could do so much more? Abacus Kids teaches children to solve math in their head — no calculator, no fingers, no guessing. Using the abacus method trusted by top schools across Asia for over 2,000 years, your child will build real mental math skills — and the confidence to show them off. — — — — — — — — — — WHO THIS IS FOR — — — — — — — — — — Age 4-6 — Learn the abacus, move beads, read numbers to 99 Age 6-8 — Master addition and subtraction using bead formulas Age 8-10 — Speed math and mental calculation without looking at beads Age 10+ — Times tables x1 to x20, exam practice, challenge mode — — — — — — — — — — ABACUS FREE MODE — — — — — — — — — — Explore the abacus freely — always fully unlocked for everyone. Abacus structure with labelled parts and tooltips Earth beads (value 1) and heaven bead (value 5) Correct finger technique for bead movement Set numbers practice with configurable range — — — — — — — — — — A REAL CURRICULUM — NOT JUST AN APP — — — — — — — — — — Level 1: Bead Basics — 5 lessons with Learn, Practice and Quiz phases Level 2: Addition and Subtraction — 10 chapters from direct bead moves to Small Friend, Big Friend, and Family formulas Level 3: Speed and Mental Math — Guided Series, Semi-Anzan, Full Anzan, Speed Drill, Flash Challenge Level 4: Times Tables — full x1 to x20 practice — — — — — — — — — — ABACUS PRACTICE — 8 FULL LEVELS — — — — — — — — — — 8 levels. All 4 operations. 20 problems per set. 3 modes: Step by Step — every bead move guided with direction arrows and formula hints Final Answer — child solves independently, sets answer at the end Formal Exam — timed, all 20 questions, score saved to history — — — — — — — — — — EXAM — — — — — — — — — — Choose operation and difficulty (Beginner to Expert). Simple equations, missing number problems, abacus visual questions. 4-choice MCQ. Timed. Result saved. — — — — — — — — — — EXERCISE — — — — — — — — — — Choose digit count, number of lines, and time target. Answer using the abacus or number keypad. Result saved. — — — — — — — — — — CUSTOM CHALLENGE MODE — ANZAN TRAINING — — — — — — — — — — Numbers flash on screen or are spoken aloud. Your child calculates entirely in their mind — no abacus, no paper. Configure: 5 to 20 questions, 2 to 6 digit numbers, spoken or visual or both, variable flash speed. This is Anzan — the skill abacus champions train for. — — — — — — — — — — MATH GAME ZONE — — — — — — — — — — - Speed Compare - Balloon Pop - True or False - Math Bingo - Missing Operator - Equation Match - Magic Square - Merge 2048 - Place Value Builder - Clock Master - Calcudoku - Cross Math - Number Path - Kakuro Kids - Number Detective - Number Snake — — — — — — — — — — SETTINGS AND PERSONALISATION — — — — — — — — — — Abacus Theme, Voice Pronunciation, Background Music, Bead Move Sound, Display Current Number Value, Formula Hints, Bead Direction Guide, Abacus Sums Speak, Left-Hand Mode — — — — — — — — — — HISTORY AND REPORTS — — — — — — — — — — Every exam, exercise, and challenge saved with score, time, and date. Free: last 3 results. Premium: full history. — — — — — — — — — — FREE TO START — ALWAYS — — — — — — — — — — Level 1 is completely free. No trial countdown. No credit card. Premium unlocks: all 8 practice levels, all 4 learning levels, all exam types and difficulties, all exercise variants, Custom Challenge Mode, all math games, full history, and all settings. — — — — — — — — — — NO ADS. NOT NOW. NOT EVER. — — — — — — — — — — Not even on the free tier. Your child's focus is not interrupted. Period. The abacus is not old-fashioned. It is the fastest path to the mental arithmetic that top students, engineers, and mathematicians say gave them their edge. Give your child that edge. Start free today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Classento

Read full description

This App is meant for learners enrolled at Classento and Instructors of Classento. On this App instructors can conduct live sessions and learners can join them. Instructors can also add content and share that with learners. Additionally, instructors can create and conduct tests and quizzes which can be attempted by learners.

Screenshots

Abacus Kids4 screens
Classento4 screens

Verdict

The call

The clearest difference is in-app purchases: Classento at none against Abacus Kids's 6. Classento also leads on iOS requirement (13.0 vs 17.0). 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. Abacus Kids sells 6 in-app purchases, starting at $0.99 per 7 days. Classento asks for nothing beyond the download.

UpkeepUpdate frequency

Abacus Kids ships an update every 10 days, Classento weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Abacus Kids versus Classento: the parameters behind the verdict, then further details
ParameterAbacus KidsClassento
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size57 MB187 MB
Age rating4+4+
DeveloperVedaavi LearningEDIMBIBE LEARNING PRIVATE LIMITED

In-app purchases

6 purchases

Abacus Kids

Subscriptions4
  • Weekly Subscription$0.997 Days
  • Monthly Subscription$2.991 Month
  • Yearly Subscription Discount$12.001 Year
Show 1 more
  • Yearly Subscription$17.991 Year
One-time2
  • Lifetime Access Discount$29.99
  • Lifetime Access$49.99
None

Classento

No in-app purchases

Questions

Is Abacus Kids free?
Abacus Kids is free to download, with in-app purchases available.
Is Classento free?
Classento is free to download, with no in-app purchases.
Do Abacus Kids or Classento have ads?
Neither Abacus Kids nor Classento shows ads.
Which is updated more often, Abacus Kids or Classento?
Abacus Kids ships an update every 10 days, and Classento weekly. Most recently, Abacus Kids was updated on October 24, 2026 and Classento on October 25, 2026.

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