Comparison

CalC vs Linprog

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

Head to head
About

CalC

Features
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CalC is a great tool for students, especially those in high school, college, and university, who need to solve complex math and science problems. It features a natural display that allows you to enter equations as you would write them on paper, including fractions, square roots, and exponents. CalC also supports running Python code directly on the phone, making it a versatile tool for learning to code, testing algorithms, and solving advanced problems.

About

Linprog

Features
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Linprog solves linear programming and optimization problems step by step โ€” and shows the complete worked solution, not just the final answer. From a classic simplex tableau to the travelling salesman problem, it covers the operations research methods you actually study, and works fully offline. Whether you're a student checking coursework or solving a problem set, Linprog walks through each method in full, saves your work so you can revisit it, and presents results as exact fractions or decimals. OPERATIONS - Simplex method calculator - Dual simplex method calculator - Transportation problem โ€” potential method calculator - Assignment problem โ€” Hungarian method calculator - Travelling salesman problem calculator (TSP) - Game theory calculator - Dynamic programming calculator LINEAR PROGRAMMING Maximize or minimize a linear objective function under linear constraints. Linprog handles the full setup โ€” objective, constraints, and bounds โ€” and shows every pivot of the simplex (and dual simplex) algorithm so you can follow exactly how the optimum is reached. FEATURES - Full step-by-step solutions for every method - Custom keyboard for fast, convenient data entry - Save and edit your solutions - Works without an internet connection - Results as ordinary or decimal fractions Web version: https://linprog.com

Screenshots

CalC4 screens
Linprog4 screens

Verdict

The call

The clearest difference is in-app purchases: Linprog at none against CalC's 2. CalC's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price, device support and iOS requirement 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. CalC sells 2 in-app purchases, starting at $1.99 per month. Linprog asks for nothing beyond the download.

UpkeepUpdate frequency

CalC ships an update every 4 days, Linprog every 2 weeks. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

Scorecard3 real differences ยท 3 level
CalC versus Linprog: the parameters behind the verdict, then further details
ParameterCalCLinprog
PriceFreeFree
Update frequencyEvery 4 days โ€” betterEvery 2 weeks
AdsNo โ€” betterYes
In-app purchasesYesNo โ€” better
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.115.1
Further details โ€” not scored
Size297 MB52 MB
Age rating4+4+
DeveloperLe Van ThanhVitalii Solovei

In-app purchases

2 purchases

CalC

Subscriptions2
  • Premium monthly$1.991 Month
  • Premium yearly$19.991 Year
None

Linprog

No in-app purchases

Questions

Is CalC free?
CalC is free to download, with in-app purchases available.
Is Linprog free?
Linprog is free to download, with no in-app purchases.
Do CalC or Linprog have ads?
Linprog shows ads; CalC does not.
Which is updated more often, CalC or Linprog?
CalC ships an update every 4 days, and Linprog every 2 weeks. Most recently, CalC was updated on October 12, 2026 and Linprog on October 9, 2026.

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