f(x) Calc vs AI Coding Learning Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
f(x) Calc
A full-featured scientific calculator designed for math and science students. It offers natural math entry and includes built-in examples to aid learning. A simplified Junior mode is available for everyday use.
- Natural Maths entry
- Built-in learning examples
- Junior mode for everyday use
- Ideal for math and science study
- Full-featured scientific calculator
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Full-featured Scientific Educational calculator with Natural Maths entry. Ideal for Maths and Science study with a built-in examples that will help you to learn how to use your calculator. The perfect backup when you don't have your school calculator. Try the Junior mode for every-day use, with easy access to the most essential functions.
AI Coding Learning Guide
Master AI-driven development with practical guides on code generation, debugging, and prompt writing. Explore essential topics and learn new languages with AI assistance. Content is organized for quick access and fast learning.
- AI-driven code generation
- Code debugging and improvement
- Prompt writing for AI
- Real-world development techniques
- Organized guide catalog
- Save guides to Favorites
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AI Coding Learning Guide is a curated collection of practical guides designed to help you understand and apply modern AI-powered development in real coding scenarios. MASTER AI-DRIVEN CODING – Learn how to generate, improve, and debug code with AI – Understand prompt writing for better results – Explore real-world development techniques EXPLORE ESSENTIAL TOPICS – Code generation and refactoring – Debugging and error fixing – Unit testing and documentation – Learning new programming languages with AI ORGANIZED FOR EASY USE – Clean guide catalog with quick access – Save guides to Favorites – Short, focused content for fast learning ACCESS • Most guides require a subscription or lifetime access • One guide — Code Completion & Autocomplete — is available for free Privacy Policy: https://docs.google.com/document/d/1m0KB4H6yIw0dXAEg4U9uVlItWmbl0XzxbeysQ3eg6TU/edit?usp=sharing Terms & Conditions: https://docs.google.com/document/d/1WsQPmwOwyMlw8DysdsmP_FVRSvkqsqo-leEsd6S4R2g/edit?usp=sharing
Screenshots
Verdict
The clearest difference is monetization model: f(x) Calc at free against AI Coding Learning Guide's freemium. f(x) Calc also leads on update cadence (every 10 days vs every 2 months). On price, rating, ratings volume and ads 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. f(x) Calc sells 1 one-off in-app purchase and AI Coding Learning Guide sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for f(x) Calc against 5.0 for AI Coding Learning Guide. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
f(x) Calc ships an update every 10 days, AI Coding Learning Guide every 2 months. The most recent releases landed on September 23, 2026 and June 27, 2026 respectively.
| Parameter | f(x) Calc | AI Coding Learning Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 10 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 5 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | David Russell | ACCIONA ENERGIJA d.o.o. |
In-app purchases
f(x) Calc
- Full AccessFree
AI Coding Learning Guide
- Guides Premium$5.997 Days
- Coding Guides Premium3 Days trial$5.997 Days
- Coding Guides Lifetime$119.99
