Comparison

MathTappers vs Nanzoo Clock

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

Head to head
About

MathTappers

This educational game helps students master equivalent fractions, decimals, and percents. It offers visual aids like number lines, grids, and pie charts to support understanding. Designed by math educators, it aims to make learning math concepts accessible and engaging.

Highlights
  • Match equivalent fractions, decimals, and percents
  • Visual aids: numberline, 100-grid, pie chart
  • Designed by math educators and researchers
  • Supports student understanding of mathematical concepts
  • Focuses on specific math skills
Features
Read full description

MathTappers: Equivalents challenges players to find groups of tiles (pairs or triples) showing equivalent fractions, decimals, and/or percents. To assist the player, the game can display a numberline, a 100-grid or a pie chart showing the value of the initial fraction selected. Design: Tim Pelton, Leslee Francis Pelton & Mike Anderson Programming: Mike Anderson & Joshua E. Smith The designers of the MathTappers apps are math educators and researchers seeking to create simple games that will help learners to make sense of mathematics one concept at a time. We have designed MathTappers apps to support students in learning mathematics by providing relevant visual models, focused content linked games and helpful suggestions for parents and educators. Please check out all of our MathTappers apps (links found at Mathtappers.com): MathTappers: MultiMatch--a matching app that challenges learners to match sets of cards placed on the table. This is our newest MathTappers app. Although it comes with a deck and you can download others from our website, it was really designed to encourage teachers and students make and share their own matching game decks to capture their understanding and challenge others. Please go to mathtappers.com and check out our instructions on the right to find out how to make your own decks MathTappers: Clock Master--learn to tell time MathTappers: Estimate Fractions--make sense of fraction sums and differences MathTappers: Find Sums--learn basic facts for addition and subtraction MathTappers: Multiples--learn basic facts for multiplication and division MathTappers: Equivalents--equivalent fractions, decimals and percents MathTappers: Numberline--find relative positions of numbers on a numberline, MathTappers: Carbon Choices--help students explore their carbon footprint.

About

Nanzoo Clock

This educational app teaches children aged 3-7 how to tell time using interactive clock activities. Users can select animal clocks and practice setting and reading time with adjustable difficulty levels.

Highlights
  • Interactive animal clocks
  • Set the time activity
  • Read the time activity
  • Adjustable difficulty levels
  • Parent gate for purchases
  • No ads or tracking
Read full description

Nanzoo Clock is a clock-learning app that helps children practice reading and setting the time in a fun way. Choose your favorite animal, and it becomes a clock. Children can learn step by step with the hour hand, minute hand, clock face, numbers, and voice guidance. Recommended for children around ages 3 to 7. Supports five languages • App text and time voice guidance are available in Japanese, English, Korean, Spanish, and Portuguese. • You can change the app display language from the settings screen. • It can be used at home or as a gentle way to experience another language. Start with your favorite animal! • Choose from a lion, frog, or rabbit. • The animal you choose appears as a clock. • Friendly animals make learning the clock feel fun and approachable. Practice with two activities! • “Set the Time” lets children adjust the clock to match the displayed time. • Move the minute hand by dragging it, or use the plus and minus buttons. • “Read the Time” lets children read the time shown by the clock hands. • Tap the time numbers or use the plus and minus buttons to change the answer. • Tap the solve button to check the answer. Step up with levels! • Easy mode is free to play. Practice with times that move in 5-minute steps. • Normal mode lets children practice more precisely with 1-minute steps. • Challenge mode hides the helper marks on the clock face for a more advanced exercise. • Normal and Challenge modes can be unlocked with a one-time in-app purchase. Designed for children and families • No ads. • No account registration. • No third-party tracking. • The purchase screen is placed behind a parental gate. • The in-app purchase is a one-time purchase that unlocks Normal and Challenge modes.

Screenshots

MathTappers4 screens
Nanzoo Clock4 screens

Verdict

The call

The clearest difference is review sentiment: Nanzoo Clock at 100% against MathTappers's 25%. Nanzoo Clock also leads on update cadence (every 10 days vs every 33 months). MathTappers's advantage is in-app purchases (none vs 1) and device support. On price and iOS requirement 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. Nanzoo Clock sells 1 one-off in-app purchase. MathTappers asks for nothing beyond the download.

UpkeepUpdate frequency

MathTappers ships an update every 33 months, Nanzoo Clock every 10 days. Both last shipped on November 1, 2026.

Scorecard5 real differences · 5 level
MathTappers versus Nanzoo Clock: the parameters behind the verdict, then further details
ParameterMathTappersNanzoo Clock
PriceFreeFree
Rating3.0 (10 ratings) — better—
Positive reviews25.0% of reviews100.0% of reviews — better
Number of ratings10 — better—
Update frequencyEvery 33 monthsEvery 10 days — better
AdsNo—
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — better—
Requires iOS13.013.0
Further details — not scored
Size9 MB38 MB
Age rating4+4+
DeveloperJoshua SmithTakafumi Sasaki

Customer experience

MathTappers

All ratings10 ratings
Positive40.0%
Neutral20.0%
Negative40.0%
Written reviews4 reviews
Positive25.0%
Neutral50.0%
Negative25.0%

Nanzoo Clock

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

MathTappers

No in-app purchases

1 purchases

Nanzoo Clock

One-time1
  • Level Unlock$0.99

Questions

Is MathTappers free?
MathTappers is free to download, with no in-app purchases.
Is Nanzoo Clock free?
Nanzoo Clock is free to download, with in-app purchases available.
Which is updated more often, MathTappers or Nanzoo Clock?
MathTappers ships an update every 33 months, and Nanzoo Clock every 10 days. Most recently, MathTappers was updated on November 1, 2026 and Nanzoo Clock on November 1, 2026.

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