Calculator + vs Maidwell Hall
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator +
This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.
- Free basic and scientific calculator
- Intuitive interface with equation and result display
- Fraction and percent support
- Advanced editing capabilities
- Polynomial and linear equation solver
- Graphing calculator
- Unit conversion and geometric calculators
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Award winning calculator app for iPad and iPhone. Designed with simplicity, usability and beauty in mind! FEATURES: - Free basic calculator - Free scientific calculator - Elegant & Intuitive interface - Advanced editing by easily going back and forth - Displays both the equation & the result at the same time - Supports Fraction & Percent - Supports many scientific functions If you are looking for more advanced features you can upgrade to one or more of the following: - Fraction Calculator with feet, inches & cm support! - Solving for x with a polynomial Calculator for solving quadratic & cubic equations 2x³ - 4x² - 22x + 24 = 0 - Linear Equations Solver for solving system of linear equations 2x – y = 9 3x + 4y = –14 - Graphing Calculator to find the local min, max & intersection points y = 2x³ – 4x (x² + y²)³ = -27y²x² - Triangle Calculator - Cone Calculator - Arc Calculator - Circle Calculator - Base Converter ( HEX OCT BIN DEC ) - Multiple themes Enjoy the FREE Scientific calculator on your iPhone & iPad. If you like it, support us by upgrading or giving us a positive review. Thanks :) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Maidwell Hall
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Mobile parent app part of a unique school transport software suite. Parents and guardians receive private notifications to their smart phone, showing collection and drop off points of their children whilst they are on their school bus route. Advanced parent notifications of bus departure, arrival and proximity location(one stop away from pick up or destination). Parents can make temporary route changes for their children as well as report their absence easily with our integrated messaging module. Both schools and parents will enjoy a level of safety, security and convenience required by all, whilst children use the school transport for daily routes as well as field trips and excursions. Privacy policy: http://schoolbustrackerapp.com/privacy-policy.html Terms of use: http://schoolbustrackerapp.com/terms-of-service.html
Screenshots
Verdict
The clearest difference is in-app purchases: Maidwell Hall at none against Calculator +'s 12. Maidwell Hall also leads on ads (none vs shown). Calculator +'s advantage is update cadence (every 5 days vs every 7 months). On price, 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
Both are free to download. Calculator + sells 12 in-app purchases, starting at $4.99 per month. Maidwell Hall asks for nothing beyond the download.
Calculator + ships an update every 5 days, Maidwell Hall every 7 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.
| Parameter | Calculator + | Maidwell Hall |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (10K ratings) — better | — |
| Positive reviews | 84.9% of reviews | — |
| Number of ratings | 10K — better | — |
| Update frequency | Every 5 days — better | Every 7 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 | 16.2 — better |
| Further details — not scored | ||
| Size | 50 MB | 66 MB |
| Age rating | 4+ | 4+ |
| Developer | xNeat.com | ElitAd Internet Limited |
Bugs and requests
Calculator +
Reported bugs
5 issues- Fraction calculator has TWO subtraction buttons and NO division button
- Decimals seem to be changed to fraction with no apparent way of changing it back
- Functionality is dropped by forcing you to the main menu every time you open it
- Currency converter broken
- Login screen freezes
Requested features
5 requests- Add mod function
- Add commas
- Add 1/x function
- Support for Retina Display
- Add number 4 with two lines
Maidwell Hall
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator +
- Scientific Calculator3 Days trial$4.991 Month
- Calculator7 Days trial$39.991 Year
- Linear Calculator$2.99
- Factoring Calculator$2.99
- Handwriting Calculator$2.99
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- Currency Converter$2.99
- Themes Pack$2.99
- Graphing Calculator$3.99
- Fraction Calculator$3.99
- Scientific Calculator$4.99
- Calculator Plus$4.99
- Calculator$16.99
Maidwell Hall
No in-app purchases
Questions
Is Calculator + free?
Is Maidwell Hall free?
Do Calculator + or Maidwell Hall have ads?
Which is updated more often, Calculator + or Maidwell Hall?
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