Comparison

Factris vs Math Solving Game NumberDrop

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

Head to head
About

Factris

A challenging puzzle game where players reshape falling rectangles based on their factors to pack them efficiently. Improve numeracy and factor knowledge while aiming for a high score in this risk/reward experience.

Highlights
  • Factor-based rectangle reshaping
  • High score chasing
  • Numeracy skill improvement
  • Packing strategy
  • Challenging gameplay
Features
Read full description

Factris is a classic risk/reward high score game. Reshape the dropping rectangles according to their factors and pack them together. Factris is challenging (there is no undo) and you need to pay close attention to the size of the rectangles coming next. Improve your numeracy, packing and knowledge of factors with Factris.

About

Math Solving Game NumberDrop

This game challenges your arithmetic and logic skills by dropping numbers to solve math puzzles. Progress through hundreds of levels with increasing difficulty, or generate infinite puzzles in random mode. Enjoy offline play and compete on leaderboards.

Highlights
  • Hundreds of math puzzles
  • Arithmetic and logic training
  • Offline play
  • Weekly fresh puzzles
  • Random puzzle generation
  • Leaderboards
Features
Read full description

NumberDrop is a uniquely challenging math puzzle game that trains your arithmetic and logic. You have to use your math skills and drop the numbers in the right order to complete a puzzle! Features: • Add, subtract, multiply and divide your way through hundreds of captivating levels. • The levels steadily increase in difficulty to train your brain. • Fresh puzzles delivered to your phone every week! • Play our game anywhere, any time with offline play and no time limits. • Leaderboards show off your arithmetic skills. • Generate infinite puzzles in random mode. • Share any puzzle with friends to share the challenge! How to play: • Select +, -, × or ÷ and swipe between two numbers to combine them. • The bottom row values must match the target values with nothing left over. • Sometimes you will get stuck. You can restart, undo or use a hint. Share your favorite puzzles with us and if we feature it as puzzle of the week, we will reward you with in-game items! https://www.facebook.com/NumberDrop/ https://www.twitter.com/NumberDropApp info@rosenburgergames.com

Screenshots

Factris3 screens
Math Solving Game NumberDrop4 screens

Verdict

The call

The clearest difference is review sentiment: Math Solving Game NumberDrop at 77% against Factris's 0%. Math Solving Game NumberDrop also leads on rating (4.7 vs 2.5) and ratings volume (98 vs 4). Factris's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price 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. Math Solving Game NumberDrop sells 4 one-off in-app purchases. Factris asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Math Solving Game NumberDrop holds the better App Store score, 4.7 against 2.5. That said, the two scores are not equally well evidenced: Math Solving Game NumberDrop has 98 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of Factris's written reviews are positive against 77% of Math Solving Game NumberDrop's.

UpkeepUpdate frequency

Factris ships an update every 6 days, Math Solving Game NumberDrop monthly. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

Scorecard8 real differences · 2 level
Factris versus Math Solving Game NumberDrop: the parameters behind the verdict, then further details
ParameterFactrisMath Solving Game NumberDrop
PriceFreeFree
Rating2.5 (4 ratings)4.7 (98 ratings) — better
Positive reviews0.0% of reviews76.9% of reviews — better
Number of ratings498 — better
Update frequencyEvery 6 days — betterMonthly
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.0 — better11.0
Further details — not scored
Size28 MB20 MB
Age rating4+4+
DeveloperMathematics in Education and IndustryBen Does Apps Ltd

Customer experience

Factris

All ratings4 ratings
Positive25.0%
Neutral25.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Math Solving Game NumberDrop

All ratings98 ratings
Positive93.9%
Neutral4.1%
Negative2.0%
Written reviews13 reviews
Positive76.9%
Neutral15.4%
Negative7.7%

In-app purchases

None

Factris

No in-app purchases

4 purchases

Math Solving Game NumberDrop

One-time4
  • 5 Hints + 5 Undos$0.99
  • Remove Ads$1.99
  • 20 Hints + 20 Undos$2.99
Show 1 more
  • 100 Hints + 100 Undos$9.99

Questions

Is Factris free?
Factris is free to download, with no in-app purchases.
Is Math Solving Game NumberDrop free?
Math Solving Game NumberDrop is free to download, with in-app purchases available.
Which has better reviews, Factris or Math Solving Game NumberDrop?
Math Solving Game NumberDrop is rated higher. Factris averages 2.5 out of 5 from 4 ratings, while Math Solving Game NumberDrop averages 4.7 from 98 ratings.
Do Factris or Math Solving Game NumberDrop have ads?
Math Solving Game NumberDrop shows ads; Factris does not.
Which is updated more often, Factris or Math Solving Game NumberDrop?
Factris ships an update every 6 days, and Math Solving Game NumberDrop monthly. Most recently, Factris was updated on October 2, 2026 and Math Solving Game NumberDrop on October 5, 2026.

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