ProgCalc vs iPTE
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
ProgCalc
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**ProgCalc Overview** ProgCalc is a high-precision (38-digit) programmable calculator with true-decimal arithmetic, offering a Swift programming language interface for creating complex algorithms. It supports both scalar and non-scalar data types and operations. Non-scalar data types include complex numbers, quaternions, n-dimensional vectors, arrays, lists, and hierarchical tuples. The app uses a tailored subset of the standard Swift language, optimized for numerical applications. It includes a comprehensive 38-digit scalar math library featuring well-known transcendental functions (trigonometric, hyperbolic, logarithmic, and exponential) as well as specialized functions such as arithmetic-geometric mean, arbitrary-precision rounding, modulo operations, binomial coefficients (log and normal), factorial functions (log and normal), ceiling and floor functions (toward -โ and 0), and more. A detailed app documentation is included, accessible via the [2nd][8] key. It provides a comprehensive guide to all calculator features, a language reference with examples and grammar, and additional resources. **User Interface Modes** ProgCalc offers three interactive modes, detailed in the app documentation: - Standard infix notation (infiX, default) - Fully editable infix notation (infiXE) - Reverse Polish Notation (RPN) You can switch between modes from the deviceโs home screen by using a pressure gesture on the app icon. On iPad devices, dedicated mode-switch keys provide a more convenient option. **Additional Notes** - ProgCalc is ad-free and will remain so. - The app does not collect any information. - The app does not rely on any third-party software.
iPTE
Explore the periodic table with extensive data on chemical elements and over 5500 isotopes. Features include element images, electron configurations, discovery history, and a solubility chart. Ideal for students, teachers, and science enthusiasts.
- Extensive element data
- Over 5500 isotopes
- Solubility chart
- Element images and electron configurations
- Discovery history
- Search functionality
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This fact-filled, image-rich app is the only periodic table you need. In the app You will find a huge amount of data about chemical elements. More than 5500 Isotopes of all the element are also in the app. You will learn a lot of new and useful for yourself, ideal if you're a student, teacher or just have an interest in the chemical sciences or nuclear sciences. The table has a long-form approved by the International Union of Pure and Applied Chemistry (IUPAC) as the core. Besides the elements, you can use the Table of solubility. - When you move your finger on any element provides information that is constantly updated. - Every item have an image of element and an image of electron configuration. - Discovery history. - Solubility Chart. - To find any element you can use the search by typing any character. - More than 5500 Isotopes of all the element. - Animation engarded to show the information. - IUPAC Naming or CAS Naming as your choice.
Screenshots
Verdict
The clearest difference is price: ProgCalc at Free against iPTE's $1.99. ProgCalc also leads on update cadence (fortnightly vs every 9 months). iPTE's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
ProgCalc is free to download; iPTE costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ProgCalc ships an update fortnightly, iPTE every 9 months. The most recent releases landed on September 19, 2026 and September 22, 2026 respectively.
| Parameter | ProgCalc | iPTE |
|---|---|---|
| Price | Free โ better | $1.99 |
| Positive reviews | โ | 100.0% of reviews |
| Update frequency | Fortnightly โ better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac โ better |
| Requires iOS | 15.0 | 13.0 โ better |
| Further details โ not scored | ||
| Size | 12 MB | 98 MB |
| Age rating | 4+ | 4+ |
| Developer | Neopoise | ๅปบ้ ๅฎ |
In-app purchases
ProgCalc
No in-app purchases
iPTE
No in-app purchases
Questions
Is ProgCalc free?
Is iPTE free?
Do ProgCalc or iPTE have ads?
Which is updated more often, ProgCalc or iPTE?
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