Comparison

Calculator+ Photo Math Solver vs Calculator ⁺⁻

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

Head to head
About

Calculator+ Photo Math Solver

This app offers a straightforward yet capable calculator for daily use on iPhone and iPad. It includes all essential arithmetic functions and maintains a history of your computations. Enjoy features like saving, copying, and forwarding calculations, along with a dark theme and multitasking support.

Highlights
  • Simple and fast calculation
  • Calculation history
  • iPad version support
  • Multitasking (Split View)
  • Save, copy, and forward calculations
  • Backspace button
  • Dark theme
Features
Read full description

Calculator+ is a complete everyday calculator for iPhone, iPad and Apple Watch, built for quick answers, longer calculations and moments where history matters. Use it as a basic or scientific calculator for totals, percentages, discounts, tax, tips, fractions and multi-step work. Calculation history helps you review earlier steps, copy results, keep important values and continue without retyping the same numbers. When a problem is on paper, a bill, a worksheet or a screen, scan it with the camera and solve math from a photo. Unit and currency conversion make the app useful for school, shopping, work estimates, travel planning and comparing prices across currencies. Home Screen widgets keep common calculations close, the iPad layout gives you more room to work, and Apple Watch support handles quick calculations from your wrist. Themes let you keep the calculator clean, readable and matched to the way you use it every day. Information about the auto-renewable nature of the subscription - The price of the subscription is $4.99 per week or $29.99 per year. Every month/year your subscription is auto-renewed. - Subscription automatically renews if automatic renewal is not turned off at least 24 hours before the end of the current period - Charging for renewal of subscription takes place within 24 hours before the end of the current period. - After the end of the trial period, the monthly subscription will begin with the price accepted in your country - Update, manage and unsubscribe according to Apple's rules in your iTunes account settings - You can cancel your subscription via this URL: https://support.apple.com/en-us/HT202039 - Privacy Policy: https://lykovstudio.io/privacy - Terms of Use: https://lykovstudio.io/terms

About

Calculator ⁺⁻

This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.

Highlights
  • Basic and scientific calculator modes
  • Over 30 scientific operations
  • Calculation history view
  • Real-time calculation display
  • Customizable color themes
  • Adjustable button touch sound/vibration
  • High accuracy calculations (75+ significant digits)
Features
Read full description

Calculator for iPad and iPhone is an easy to use that includes both a standard and scientific calculator. Calculator app allows you to: • Customize the look of the application by changing the color • Choose between a basic calculator or scientific calculator with more than 30 scientific operations • View history of your calculations on the History Tab • View an equation of your current calculations • Calculate with accuracy to more than 75 significant digits • Use parenthesis and nested parenthesis in your calculations • Change button touch sound with vibration • Displays real time calculation

Screenshots

Calculator+ Photo Math Solver4 screens
Calculator ⁺⁻4 screens

Verdict

The call

The clearest difference is rating: Calculator ⁺⁻ at 4.7 against Calculator+ Photo Math Solver's 4.1. Calculator ⁺⁻ also leads on in-app purchases (none vs 3). Calculator+ Photo Math Solver's advantage is ads (none vs shown) and update cadence (weekly vs every 15 months). On price, ratings volume, device support and iOS requirement 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. Calculator+ Photo Math Solver sells 3 in-app purchases, starting at $4.99 per 7 days. Calculator ⁺⁻ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Calculator ⁺⁻ holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 21 and 42 respectively. Written reviews complicate that: 75% of Calculator+ Photo Math Solver's written reviews are positive against 50% of Calculator ⁺⁻'s, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Calculator+ Photo Math Solver ships an update weekly, Calculator ⁺⁻ every 15 months. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Calculator+ Photo Math Solver versus Calculator ⁺⁻: the parameters behind the verdict, then further details
ParameterCalculator+ Photo Math SolverCalculator ⁺⁻
PriceFreeFree
Rating4.1 (21 ratings)4.7 (42 ratings) — better
Positive reviews75.0% of reviews — better50.0% of reviews
Number of ratings2142 — better
Update frequencyWeekly — betterEvery 15 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationSubscriptionAd-supported — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size32 MB4 MB
Age rating4+4+
DeveloperLYKOV STUDIO LTDMatrix Software Co.

Customer experience

Calculator+ Photo Math Solver

All ratings20 ratings
Positive65.0%
Neutral5.0%
Negative30.0%
Written reviews64 reviews
Positive75.0%
Neutral1.6%
Negative23.4%

Calculator ⁺⁻

All ratings42 ratings
Positive90.5%
Neutral7.1%
Negative2.4%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

In-app purchases

3 purchases

Calculator+ Photo Math Solver

Subscriptions2
  • Премиум неделя3 Days trial$4.997 Days
  • Премиум год$29.991 Year
One-time1
  • Lifetime$39.99
None

Calculator ⁺⁻

No in-app purchases

Questions

Is Calculator+ Photo Math Solver free?
Calculator+ Photo Math Solver is free to download, with in-app purchases available.
Is Calculator ⁺⁻ free?
Calculator ⁺⁻ is free to download, with no in-app purchases.
Which has better reviews, Calculator+ Photo Math Solver or Calculator ⁺⁻?
Calculator ⁺⁻ is rated higher. Calculator+ Photo Math Solver averages 4.1 out of 5 from 21 ratings, while Calculator ⁺⁻ averages 4.7 from 42 ratings.
Do Calculator+ Photo Math Solver or Calculator ⁺⁻ have ads?
Calculator ⁺⁻ shows ads; Calculator+ Photo Math Solver does not.
Which is updated more often, Calculator+ Photo Math Solver or Calculator ⁺⁻?
Calculator+ Photo Math Solver ships an update weekly, and Calculator ⁺⁻ every 15 months. Most recently, Calculator+ Photo Math Solver was updated on October 24, 2026 and Calculator ⁺⁻ on October 24, 2026.

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