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Comparison

WHERE'S NUMBER! vs Tap Duo

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

Head to head
WHERE'S NUMBER!
WHERE'S NUMBER!

Easy but difficult game

Free
๐ŸŽฎ Games
No ratingsView app โ†’
Tap Duo
Tap Duo

innovation Kid

Free
๐ŸŽฎ Games
No ratingsView app โ†’
About

WHERE'S NUMBER!

Features
Read full description

NEXT You can clear the game by tapping the number displayed in "NEXT" and erasing everything. It is a game that challenges how fast you can clear. LIMIT If you clear it within the time limit, you will advance to the next stage. GAME MODE NORMAL๏ผš The numbers are arranged in ascending order, so it is easy to find the numbers. HARD๏ผšThe numbers are arranged randomly, so it is difficult to find the numbers. If you clear "NORMAL", you will be able to press the "HARD" button.

About

Tap Duo

This fast-paced game challenges your reflexes and coordination by requiring you to control two sides simultaneously. Test your concentration and speed to keep up with the increasing difficulty.

Highlights
  • Dual-side simultaneous control
  • Tests reflexes
  • Improves coordination
  • Enhances concentration
  • Fast-paced gameplay
Features
Read full description

Tap Duo โ€“ The Ultimate Reflex Challenge! Think fast, tap faster! Tap Duo is a thrilling, fast-paced game that will test your reflexes, coordination, and concentration. With two sides to control simultaneously, can you keep up with the challenge?

Screenshots

WHERE'S NUMBER!3 screens
Tap Duo4 screens

Verdict

The call

The clearest difference is update cadence: Tap Duo at every 5 days against WHERE'S NUMBER!'s every 25 months. WHERE'S NUMBER!'s advantage is iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WHERE'S NUMBER! ships an update every 25 months, Tap Duo every 5 days. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

Scorecard2 real differences ยท 6 level
WHERE'S NUMBER! versus Tap Duo: the parameters behind the verdict, then further details
ParameterWHERE'S NUMBER!Tap Duo
PriceFreeFree
Positive reviewsโ€”100.0% of reviews
Update frequencyEvery 25 monthsEvery 5 days โ€” better
AdsNoNo
In-app purchasesNoNo
Monetizationโ€”Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 โ€” better14.0
Further details โ€” not scored
Size40 MB8 MB
Age rating4+4+
Developermieko kamiyaKrishna Raj Salim

In-app purchases

None

WHERE'S NUMBER!

No in-app purchases

None

Tap Duo

No in-app purchases

Questions

Is WHERE'S NUMBER! free?
WHERE'S NUMBER! is free to download, with no in-app purchases.
Is Tap Duo free?
Tap Duo is free to download, with no in-app purchases.
Do WHERE'S NUMBER! or Tap Duo have ads?
Neither WHERE'S NUMBER! nor Tap Duo shows ads.
Which is updated more often, WHERE'S NUMBER! or Tap Duo?
WHERE'S NUMBER! ships an update every 25 months, and Tap Duo every 5 days. Most recently, WHERE'S NUMBER! was updated on October 13, 2026 and Tap Duo on October 25, 2026.

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