Comparison

Mental Math (Lite) vs Little Impacts

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

Head to head
About

Mental Math (Lite)

Playfully improve your mental calculation skills with various exercises and image puzzles. Developed with mathematics teachers, this app offers multiple difficulty levels and categories to boost your brain power.

Highlights
  • Mental calculation exercises
  • Image puzzles for motivation
  • Basic Arithmetics
  • Division with Remainder
  • Percentage Calculation
  • Roman Numerals
  • Multiples and Divisors
  • 4 Difficulty Levels
Features
Read full description

The classic with over a million downloads! From the reviews: "Great little App" "Easy and efficient" "Wonderful and fun" Boost your gray matter now! Here's a quick check: What's 7 × (4 + 9)? Needed more than five seconds? This can be better! With Mental Math you can playfully improve your mental calculation skills through various exercises. Image puzzles are an incentive to carry on practicing. Mental Math has been developed in collaboration with mathematics teachers and is successfully put to used in many schools. Choose the exercises from many categories: - Basic Arithmetics - Division with Remainder - Percentage Calculation - Reading and Writing Roman Numerals - Common Multiples and Divisors Moreover, there are - 4 Difficulty Levels - an adjustable Time Limit - Exercises in order of operations and braces - Exercises to practice specific Multiplication Tables

About

Little Impacts

An interactive story following a young environmental activist and her family as they transition to a sustainable lifestyle. Players help characters solve daily life puzzles and tasks, making eco-conscious choices.

Highlights
  • Interactive narrative
  • Environmental activism theme
  • Daily life puzzles and tasks
  • Hand-drawn illustrations
  • Authentic characters
  • Humorous storytelling
Features
Read full description

"Little Impacts" ist eine interaktive Novelle über die Geschichte der jungen Umweltaktivistin Leah und ihrem konservativen Vater Rolf, der mit Nachhaltigkeit sogar nichts anzufangen weiß. Bei der jährlichen Familienfeier eskaliert ihr Streit, woraufhin alle Familienmitglieder, bis auf Vater Rolf, gemeinsam beschließen im Verlauf des nächsten Jahres etwas an ihrem Leben zu ändern. Spieler*innen unterstützen Leah und ihre Familie auf dem Weg in ein nachhaltiges Leben, in dem sie kleinere Rätsel und Aufgaben des täglichen Lebens absolvieren. So hilft man beispielweise Leahs Cousine Mailin bei der Wohnungssuche oder Leahs Oma beim nachhaltigen Investieren. "Little Impacts“ besticht durch handgezeichnete Illustrationen, authentische Charaktere, humorvolles Storytelling und eine gemütliche Spielatmosphäre.

Screenshots

Mental Math (Lite)4 screens
Little Impacts4 screens

Verdict

The call

The clearest difference is in-app purchases: Little Impacts at none against Mental Math (Lite)'s 1. Little Impacts also leads on update cadence (every 2 months vs every 16 months). Mental Math (Lite)'s advantage is iOS requirement (10.3 vs 15.0). 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. Mental Math (Lite) sells 1 one-off in-app purchase. Little Impacts asks for nothing beyond the download.

UpkeepUpdate frequency

Mental Math (Lite) ships an update every 16 months, Little Impacts every 2 months. The most recent releases landed on October 20, 2026 and October 3, 2026 respectively.

Scorecard4 real differences · 6 level
Mental Math (Lite) versus Little Impacts: the parameters behind the verdict, then further details
ParameterMental Math (Lite)Little Impacts
PriceFreeFree
Rating4.7 (52 ratings) — better—
Positive reviews73.1% of reviews80.0% of reviews — better
Number of ratings52 — better—
Update frequencyEvery 16 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.3 — better15.0
Further details — not scored
Size22 MB214 MB
Age rating4+4+
DeveloperTrilliarden Entertainment GmbHUmweltbundesamt

Customer experience

Mental Math (Lite)

All ratings52 ratings
Positive94.2%
Neutral5.8%
Negative0.0%
Written reviews26 reviews
Positive73.1%
Neutral15.4%
Negative11.5%

Little Impacts

Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

1 purchases

Mental Math (Lite)

One-time1
  • Full Version$2.99
None

Little Impacts

No in-app purchases

Questions

Is Mental Math (Lite) free?
Mental Math (Lite) is free to download, with in-app purchases available.
Is Little Impacts free?
Little Impacts is free to download, with no in-app purchases.
Do Mental Math (Lite) or Little Impacts have ads?
Neither Mental Math (Lite) nor Little Impacts shows ads.
Which is updated more often, Mental Math (Lite) or Little Impacts?
Mental Math (Lite) ships an update every 16 months, and Little Impacts every 2 months. Most recently, Mental Math (Lite) was updated on October 20, 2026 and Little Impacts on October 3, 2026.

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