Comparison

SwapNumbers vs Aritmo

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

Head to head
About

SwapNumbers

Features
Read full description

This is a puzzle that uses addition and subtraction. Swap the numbers embedded in multiple formulas. The goal is to make everything the correct formula. It will be good training for calculation and judgment.

About

Aritmo

Features
Read full description

Train your brain to calculate faster with short, structured mental math lessons. Aritmo teaches rapid calculation techniques through focused lessons, interactive practice, and gamified challenges. Instead of memorizing random tricks, you learn step-by-step methods for solving arithmetic problems more efficiently in your head. LEARN MENTAL MATH STEP BY STEP Aritmo is designed to help you build real calculation skills through progressive courses and practice exercises. In this first version, Aritmo includes two main learning paths: โ€ข Basic Multiplication Learn the Trachtenberg method for rapid multiplication with numbers from 2 to 11. This course introduces the core patterns and rules used to multiply faster mentally. โ€ข General Multiplication Learn a broader multiplication method for solving more flexible multiplication problems. This course is available with an active subscription. The app clearly identifies which content is included and which content requires a subscription before purchase. PRACTICE WITH SHORT DAILY LESSONS Each concept is broken into simple lessons that can be completed in a few minutes. You can learn a method, practice it immediately, and repeat challenges to build speed and confidence over time. Aritmo helps you practice: โ€ข Fast multiplication techniques โ€ข Mental arithmetic without a calculator โ€ข Number patterns that simplify calculations โ€ข Focused repetition for stronger recall โ€ข Progressive exercises that increase in difficulty GAMIFIED BRAIN TRAINING Aritmo turns mental math practice into a structured daily challenge. You can: โ€ข Progress through lessons โ€ข Complete practice exercises โ€ข Build learning streaks โ€ข Track your progress โ€ข Improve your speed through repetition WHO IS ARITMO FOR? Aritmo is useful for: โ€ข Students who want stronger arithmetic skills โ€ข Adults who want to sharpen their mental calculation ability โ€ข Puzzle and brain-training enthusiasts โ€ข Anyone curious about rapid mental math methods โ€ข Learners who want structured practice instead of random math tricks SUBSCRIPTION INFORMATION Aritmo offers optional in-app purchases. The Basic Multiplication course is available in the app. The General Multiplication course requires an active subscription. Subscription availability and terms are shown clearly in the app before purchase and are managed through your Apple ID. You can use Aritmo to start learning mental multiplication techniques and upgrade only if you want access to the additional subscription course. Start training your mental math skills with Aritmo. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://melbot.com.br/privacy.html

Screenshots

SwapNumbers4 screens
Aritmo4 screens

Verdict

The call

The clearest difference is in-app purchases: SwapNumbers at none against Aritmo's 2. Aritmo's advantage is update cadence (every 2 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Aritmo sells 2 in-app purchases, starting at $3.99 per month. SwapNumbers asks for nothing beyond the download.

UpkeepUpdate frequency

SwapNumbers ships an update every 3 months, Aritmo every 2 days. The most recent releases landed on October 27, 2026 and October 8, 2026 respectively.

Scorecard2 real differences ยท 4 level
SwapNumbers versus Aritmo: the parameters behind the verdict, then further details
ParameterSwapNumbersAritmo
PriceFreeFree
Update frequencyEvery 3 monthsEvery 2 days โ€” better
AdsYesYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.0 โ€” better16.0
Further details โ€” not scored
Size70 MB13 MB
Age rating4+4+
DeveloperHappyCode LabLUCCA EMMANUEL PINELI SIMOES LTDA

In-app purchases

None

SwapNumbers

No in-app purchases

2 purchases

Aritmo

Subscriptions2
  • Aritmo Premium$3.991 Month
  • Aritmo Yearly Premium Access$29.991 Year

Questions

Is SwapNumbers free?
SwapNumbers is free to download, with no in-app purchases.
Is Aritmo free?
Aritmo is free to download, with in-app purchases available.
Do SwapNumbers or Aritmo have ads?
Both SwapNumbers and Aritmo show ads.
Which is updated more often, SwapNumbers or Aritmo?
SwapNumbers ships an update every 3 months, and Aritmo every 2 days. Most recently, SwapNumbers was updated on October 27, 2026 and Aritmo on October 8, 2026.

Other comparisons