Comparison

Tarsia Puzzle Creator vs Modulo Calculator.

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

Head to head
About

Tarsia Puzzle Creator

Create custom educational puzzles for engaging learning experiences. Design puzzles with adjustable sizes and shapes, then easily share or save them for future use. Ideal for teachers and students to reinforce concepts through interactive matching activities.

Highlights
  • Customizable puzzle size
  • Adjustable geometric shapes
  • Email puzzle sharing
  • Printable puzzles
  • Resource bank for saving
  • Matching activity format
Features
Read full description

Tarsia is one of the best educational resources that keep pupils and adults engaged and excited about a lesson. This app allows you to customize the size of the puzzles and the geometric shape, depending on the number of keywords you want to use. You can email the puzzles to a fellow educator, print, them or you can save it in your bank of resources for later use. Tarsia puzzles can be used as a matching activity, where the triangles are printed on paper or cardboard, cut out, and mixed up. Then they need to be given to the learners, who will try to create the initial shape by placing the keywords together.

About

Modulo Calculator.

Features
Read full description

The Modulo Calculator app lets you calculate the modulo of two numbers. Modulo operation is the remainder after division of one number by another. This is often needed by programmers and computer scientists. β€’ Short form of Modulo operation is mod and the symbol is %. β€’ Support for exponential notation (^ power) β€’ Support for calculations including: inverse (^-1), addition, subtraction, multiplication and division β€’ Support for decimal numbers β€’ See how the modulo operation result differs between different modulo definitions used by programming languages β€’ Supported modulo definitions: Euclidean Modulo, Truncated Modulo and Floored Modulo β€’ See how many times the second number fits in the first one β€’ Lets you copy the result to your clipboard β€’ Light and dark mode

Screenshots

Tarsia Puzzle Creator4 screens
Modulo Calculator.4 screens

Verdict

The call

The clearest difference is price: Modulo Calculator. at Free against Tarsia Puzzle Creator's $4.99. Modulo Calculator. also leads on in-app purchases (none vs 2). Tarsia Puzzle Creator's advantage is ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). On device support and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Modulo Calculator. is free to download; Tarsia Puzzle Creator costs $4.99 up front. Tarsia Puzzle Creator sells 2 in-app purchases, starting at $2.49 per 7 days. Modulo Calculator. asks for nothing beyond the download.

UpkeepUpdate frequency

Tarsia Puzzle Creator ships an update every 3 weeks, Modulo Calculator. every 4 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard4 real differences Β· 4 level
Tarsia Puzzle Creator versus Modulo Calculator.: the parameters behind the verdict, then further details
ParameterTarsia Puzzle CreatorModulo Calculator.
Price$4.99Free β€” better
Positive reviews33.3% of reviewsβ€”
Update frequencyEvery 3 weeks β€” betterEvery 4 months
AdsNo β€” betterYes
In-app purchasesYesNo β€” better
MonetizationPaidβ€”
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.012.0 β€” better
Further details β€” not scored
Size3 MB29 MB
Age rating4+4+
DeveloperRoxana ScurtuMilos Lukas Ziolkowski

In-app purchases

2 purchases

Tarsia Puzzle Creator

Subscriptions2
  • Weekly$2.497 Days
  • Monthly$4.491 Month
None

Modulo Calculator.

No in-app purchases

Questions

Is Tarsia Puzzle Creator free?
Tarsia Puzzle Creator costs $4.99, and also offers in-app purchases.
Is Modulo Calculator. free?
Modulo Calculator. is free to download, with no in-app purchases.
Do Tarsia Puzzle Creator or Modulo Calculator. have ads?
Modulo Calculator. shows ads; Tarsia Puzzle Creator does not.
Which is updated more often, Tarsia Puzzle Creator or Modulo Calculator.?
Tarsia Puzzle Creator ships an update every 3 weeks, and Modulo Calculator. every 4 months. Most recently, Tarsia Puzzle Creator was updated on November 3, 2026 and Modulo Calculator. on October 30, 2026.

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