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Updated July 2026 · real, multi-region App Store reviews
Head-to-head

Calculator vs Calculator for iPad!

Calculator 4.5★ · Free + IAP 30
Winner Calculator for iPad!
Calculator for iPad! 4.7★ · Free + IAP · ⚠ stale 60

Calculator for iPad! is the better choice for iPad users seeking a more reliable calculator experience, despite its own ad issues, as Calculator is severely hampered by an overwhelming number of intrusive ads.

Full reviews: Calculator · Calculator for iPad!

Both Calculator and Calculator for iPad! are free calculator apps with in-app purchases, but Calculator for iPad! generally offers a more functional experience for iPad users, despite some complaints about ads and paid features. Calculator, on the other hand, is almost universally criticized for its excessive and disruptive advertisements, making it nearly unusable for many.

Head to head

Features edge: Calculator for iPad!R2R14R17R21
Calculator Calculator offers basic and scientific functions, with users appreciating its ability to help with math and schoolwork R2R14. It also includes customization options like changing themes and backgrounds R14R17. However, some users find it too basic, lacking features like a backspace button or percentage calculations R21.
Calculator for iPad! Calculator for iPad! provides both basic and scientific calculator modes . Users like its ability to save calculation history and notes, though some note that advanced features like notes are paywalled R69. It also offers customization with themes R72. However, some users report issues with specific scientific functions, such as exponential notation or inputting negatives, and a lack of unit conversion .
Ease of Use edge: Calculator for iPad!R2R4R5R8
Calculator Users generally find Calculator straightforward for basic math R2. However, some report it being confusing to navigate or return to a new calculation R5R8. The most significant barrier to ease of use is the constant and intrusive ads R4R10R19R31.
Calculator for iPad! Calculator for iPad! is described as simple and easy to use by many . It supports split-screen view, which is a plus for some users, but others report issues with resizing and visibility of keys in this mode R81R100R114. There are also complaints about buttons not registering presses consistently .
Reliability edge: Calculator for iPad!R5R15R25R31
Calculator Calculator is praised for being fast and helpful when it works . However, it is frequently criticized for being laggy and slow due to the overwhelming number of ads R5R15. The ads often interrupt calculations, making the app unreliable for consistent use R25R31.
Calculator for iPad! Calculator for iPad! is generally seen as fast and responsive . Some users, however, experience issues with button presses not registering and a 3-second delay when opening the widget . There are also reports of the app not resizing correctly in split-screen mode, making it unusable R81R100.
Price/Value tieR4R10R14R22
Calculator Calculator is free to download, and some users appreciate that it offers many features, like backgrounds, for free R14. However, the value is severely diminished by the constant and intrusive ads, which many users find unacceptable for a calculator app R4R10R22.
Calculator for iPad! Calculator for iPad! is also free with in-app purchases. Users complain that many desired features, such as specific backgrounds or notes, are locked behind a paywall R69R72. While some users report no ads , a significant number find the ads annoying, distracting, and often blocking parts of the keypad, making the free version less valuable .
Support tieR13R45R111
Calculator There is no specific feedback on customer support for Calculator. The primary user complaint points to a lack of developer response to the pervasive ad issue R13R45.
Calculator for iPad! There is no specific feedback on customer support for Calculator for iPad!. Some users express frustration with the difficulty of purchasing the ad-free version R111.
Pick Calculator if

you are desperate for a free calculator and are willing to tolerate an extremely high volume of intrusive ads, or if you only need the most basic functions for quick, non-critical calculations R2.

Pick Calculator for iPad! if

you need a calculator specifically for iPad with both basic and scientific functions, and are willing to either pay to remove ads or tolerate ads that, while annoying, might be less frequent or disruptive than those in App A .

Evidence note: The evidence for App A (Calculator) is overwhelmingly negative regarding ads, making it difficult to find positive points beyond its core function. For App B (Calculator for iPad!), while there are significant complaints about ads and paid features, there are also more positive reviews regarding its core functionality and ease of use, suggesting a better, albeit imperfect, user experience.

Frequently asked

Are there ads in Calculator?
Yes, Calculator is heavily criticized for having an excessive number of intrusive and disruptive ads that frequently pop up, often interrupting calculations and making the app nearly unusable for many users R4R10R13R19.
Does Calculator for iPad! have an ad-free version?
Yes, Calculator for iPad! offers an ad-free version, but users report difficulty in purchasing it and express frustration that many features are paywalled R69R72R108R111.
Can Calculator for iPad! be used in split-screen mode?
Yes, Calculator for iPad! can be used in split-screen mode, but some users report issues with the calculator not resizing correctly, leading to parts of the keypad being obscured or functionality being lost R81R100R114.

What reviewers actually said

Built only from these 120 real reviews (foreign ones translated). Superscripts jump to the quote here. Apple has no per-review links, so [ref] opens that app's reviews on the App Store.

  1. [R2] Calculator 5/5 · US Calc: Very helpful
  2. [R14] Calculator 5/5 · US Helps a ton: Calc is a life saver for school and it has so many pretty backgrounds to choose from and it is completely free you should try it!!!!!
  3. [R17] Calculator 5/5 · US Review: It is so good to calculate and it can change themes
  4. [R21] Calculator 3/5 · US Ads: Ok people do not for the life of you download this app. Why are there ADS, also no backspace button
  5. [R4] Calculator 1/5 · US Too many ads: lol it gives me an ad every time I click the c function. Useless
  6. [R5] Calculator 4/5 · US It was awesome: It was great the only problem is it was really laggy and I couldn’t figure out how to return to start another question but ether then that it was GREAT 😁I would get it
  7. [R8] Calculator 5/5 · US One more thing: It is a little confusing
  8. [R15] Calculator 3/5 · US Too many commercials: This app started out good but all of a sudden they way too many commercials slowing me down badly otherwise it’s a good calculator,but I got another one with less interruptions.
  9. [R25] Calculator 1/5 · US Too Many Advertisements Interrupt the Flow of Calculations: Read the title.
  10. [R31] Calculator 1/5 · US Insane ads not a calculator: Each step is interrupted by an ad.
  11. [R10] Calculator 1/5 · US TOO MANY ADS!: Deleting this app. Way too many ads pop up. And they’re deceiving!! Don’t waste your time with this app.
  12. [R22] Calculator 1/5 · US Way too many ads!!!: It’s a calculator, why are there ads???
  13. [R13] Calculator 1/5 · US Do not download this adfest: Annoying intrusive ads. This developer should be ashamed.
  14. [R45] Calculator 1/5 · US Too many ads: Can you make it where you can opt out of ads earlier?
  15. [R111] Calculator for iPad! 3/5 · GB Can’t get paid version!: Don’t know how to get the paid version. Why can’t we just pay the cash and have it unlocked? Convoluted procedure involving iTunes but then no sign of it there.Also should mention the cost of the paid version.. Are they making any money from it?
  16. [R19] Calculator 1/5 · US Ads ads and more ads: That’s right. A calculator with ads. Furthermore it is difficult to impossible to exit from them. Simply horrible
  17. [R69] Calculator for iPad! 3/5 · US Calculadora gratis con ads: Pierde mucho espacio en pantalla que partía aprovechar y además deja una franja grande en la zona inferior para las ads Tiene un buen historial de cálculos realizados y unas notas que no puedes usar sino paga….. por lo demás es una calculadora
  18. [R72] Calculator for iPad! 3/5 · US WHY IS EVERY THING UPGRADED PAID: Like I get it but why every thing. I rlly wanted a pink background and marble so just let me watch I dmn ad or smth
  19. [R108] Calculator for iPad! 3/5 · GB Used to be excellent!: Used to love this but noticed there are now are too many adverts appearing. Obviously now trying to force you in to paying for the “ad free” version! Will just find another app
  20. [R81] Calculator for iPad! 3/5 · US Deficient: When using split view on ipad the calculator doesn’t resize and you can’t see half of the keys on the calculator keypad
  21. [R100] Calculator for iPad! 1/5 · US No rescaling: On ipad pro when the window is reduced, the buttons do not scale, therefore the calculator becomes unusable
  22. [R114] Calculator for iPad! 3/5 · GB Missing functionality in split screen mode: This calculator is by far better to use than any other on the App Store. I would love to give it 5 stars but when it is in split screen mode, I can’t see any way to square a number, or use any other exponents. This is essential to me as I need to do calculations while simultaneously writing the result on my iPad. I would love if this feature could be add

Synthesized from 120 recent App Store reviews · updated July 2026 · View on the App Store