Scientific++ vs Culligan Link
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Scientific++
This app is a powerful scientific calculator with advanced features like fraction manipulation, angle conversions, and equation solvers. It also includes a dice roller and a handy backspace function for easy editing. Additional geometry calculators are available via in-app purchase.
- Expression history and input display
- Fraction manipulation and conversion
- Degrees, minutes, seconds angle conversion
- Permutation, combination, LCM, GCD, prime factorization
- Quadratic and linear equation solver
- Coordinate conversion (rectangular/polar)
- Physical constants list
- Dice roller
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Scientific++ is a scientific calculator which has the following additional functionality compared with most available calculators: - Shows the expression as you enter and keeps a history of your calculations (Swipe up on the screen to reveal the history) - Capability of performing fraction manipulations and converting between different formats (proper, improper, and mixed fractions) and seamless integration of fraction, integer, and decimal manipulations. - Capability of inputting degrees, minutes, and seconds for angles and converting between degrees-minutes-seconds format and decimal format. - Capability of calculating permutation, combination, Least Common Multiple (LCM), Greatest Common Divisor (GCD), and prime factorization. - Quadratic and system of two linear equations solver - Rectangular to polar and polar to rectangular coordinate conversion (extremely useful for phasor calculations for electrical engineers) - Common physical constants can be chosen from a list and used in the calculations. - Throws a set of dice (choice of 1 die to 4 dice) - Backspace to delete last digit entered. - The left pane scrolls to reveal more functionality without a need to switch modes. The digits and most common operations are always visible and the less common operations can be revealed by scrolling the left half of the screen. - Sinusoidal functions can be calculated for angles in units of degrees, radians, or gradians. - Showing the content of memory on MR button, as long as it fits. - Right Triangle & Rectangle Calculator through in-app purchase. Scientific++ is an ongoing project and we are working on more features and functions to be added to every update of the app. You are going to love the simplicity of the user interface and you will get used to the extra functionality added to this product. Please do not hesitate to contact us for any questions, comments, to report any bugs, or to suggest additional functions you would like to see in the upcoming updates. Visit our website www.dogahe.com for more screen shots and other product descriptions.
Culligan Link
Easily manage and monitor your connected appliances remotely. Control multiple devices simultaneously and manage various projects with a simple and quick connection process.
- Remote control and monitoring
- Simultaneous multi-device control
- Project management
- Easy device connection
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Culligan Link, easy manage culligan devices 1. Remote control: control & monitor appliances from anywhere 2. Simultaneously control: control multiple devices with one App 3. Device Management: Manage multiple projects conveniently 5. Easy connection: easily and quickly connect App to devices
Screenshots
Verdict
The clearest difference is price: Culligan Link at Free against Scientific++'s $0.99. Culligan Link also leads on rating (5.0 vs 4.5) and iOS requirement (11.0 vs 15.6). Scientific++'s advantage is ratings volume (61 vs 1). On update cadence, ads, in-app purchases 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
Culligan Link is free to download; Scientific++ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Culligan Link holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Scientific++ has 61 ratings behind it against 1, so its average is the more settled of the two.
Scientific++ ships an update every 6 months, Culligan Link every 11 months. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.
| Parameter | Scientific++ | Culligan Link |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.5 (61 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 89.5% of reviews | — |
| Number of ratings | 61 — better | 1 |
| Update frequency | Every 6 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 163 MB |
| Age rating | 4+ | 4+ |
| Developer | Dogahe | Culligan Water Treatment Technology (Shanghai) Co., Ltd. |
Customer experience
Scientific++
Culligan Link
In-app purchases
Scientific++
No in-app purchases
Culligan Link
No in-app purchases
Questions
Is Scientific++ free?
Is Culligan Link free?
Which has better reviews, Scientific++ or Culligan Link?
Do Scientific++ or Culligan Link have ads?
Which is updated more often, Scientific++ or Culligan Link?
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