Comparison

Calculus Solver vs PFT

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

Head to head
About

Calculus Solver

Instantly solve calculus problems with AI-powered step-by-step explanations. Upload or photograph your math questions and receive detailed solutions covering derivatives, integrals, and more. A free trial is available before subscribing.

Highlights
  • AI-powered problem solving
  • Photo recognition for problems
  • Detailed step-by-step solutions
  • Covers derivatives and integrals
  • Copy and share solutions
  • Free trial available
Features
Read full description

Easily solve any calculus problem ASAP with CalcAI, a step-by-step calculus solver app! Got a tricky calculus question? Need instant step-by-step explanations? CalcAI is here to assist you. We've got you covered for any calculus problem you need to solve. Just upload or take a photo of your calculus problems, and CalcAI will instantly recognize the problem and help you solve it with a thorough explanation. **KEY FEATURES** - Upload or take a photo of a handwritten or digital calculus problem. - Copy and share the detailed solutions. - Topics cover all aspects of calculus, from basic derivatives to advanced integrals and multivariable calculus. - Solutions are provided with detailed steps. - We provide a free trial to test out the app. A subscription is required to access the app. By using CalcAI, you accept our Terms of Use and Privacy Policy. Terms of use: https://renaissanceapps.com/terms-conditions Privacy Policy: https://renaissanceapps.com/privacy-policy

About

PFT

Features
Read full description

Set of digital Flash Cards containing Calculations (45 cards) Set of digital Flash Cards containing Normal Values (52 cards) Each card has a stated formula or normal value on the front side of the card with the corresponding correct response on the back side of the card. Easy-to-read digital cards can be transported anywhere for studying. Flag any cards that you get wrong so you can go back and review them later. An easy way to learn and recall necessary information for the examinations. Great for studying alone or in a group!

Screenshots

Calculus Solver4 screens
PFT4 screens

Verdict

The call

The clearest difference is price: Calculus Solver at Free against PFT's $57.00. Calculus Solver also leads on update cadence (every 2 months vs every 12 months). PFT's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 16.0). On ads 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

Calculus Solver is free to download; PFT costs $57.00 up front. Calculus Solver sells 2 in-app purchases, starting at $5.99 per 7 days. PFT asks for nothing beyond the download.

UpkeepUpdate frequency

Calculus Solver ships an update every 2 months, PFT every 12 months. The most recent releases landed on September 30, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
Calculus Solver versus PFT: the parameters behind the verdict, then further details
ParameterCalculus SolverPFT
PriceFree — better$57.00
Rating4.2 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 2 months — betterEvery 12 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.012.0 — better
Further details — not scored
Size23 MB10 MB
Age rating4+17+
DeveloperRenaissance Apps LLCRTS Publishing Co Inc

In-app purchases

2 purchases

Calculus Solver

Subscriptions2
  • Calculus Answers: Weekly Sub3 Days trial$5.997 Days
  • Calculus Answers: Weekly Sub$34.991 Year
None

PFT

No in-app purchases

Questions

Is Calculus Solver free?
Calculus Solver is free to download, with in-app purchases available.
Is PFT free?
PFT costs $57.00, with no in-app purchases.
Do Calculus Solver or PFT have ads?
Neither Calculus Solver nor PFT shows ads.
Which is updated more often, Calculus Solver or PFT?
Calculus Solver ships an update every 2 months, and PFT every 12 months. Most recently, Calculus Solver was updated on September 30, 2026 and PFT on October 15, 2026.

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