Kalkulators vs Aiden
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kalkulators
This app allows for complex calculations using numbers, operators, and variables. It offers multiple calculator instances and theme customization. Advanced mathematical functions and extended limits are available via in-app purchase.
- Expression input with operators and parentheses
- Real-time calculation as you type
- Variable support for dynamic calculations
- Multiple calculator instances
- Customizable themes (light/dark)
- User-defined precision
Read full descriptionHide full description
Kalkulators = expression calculators. Examples: 1 + 2 + (5 - 2.345) 22.0 / 7 * (a +b) Features: - Expression: use numbers, parenthesis, operators: + - * / - No need for an "=" button. Calculates as you type. - Mathematical functions (with inApp purchase) - Variables: use them in the expression. Useful for example, to change the values without editing the expression - iPhone: "Basic" mode for quick calculations (no variables) - Multiple Kalkulators - Duplicate Kalkulator: easily compare results by using different values in an expression/variables - Preferences: theme (light/dark), precision, thousands separator With Kalkulators you will never need to write down those intermediate results. Buy the Pro version from the in-App store to unlock it's full potential. Buy it once and unlock both the iPad and iPhone Pro features. Note that Kalkulators is an iPad and iPhone app. Here are the differences • iPad: - Albums: let's you organize your formulas (maximum 5) - Formulas: let's you store your formulas (maximum 3/album) - Kalkulators: open many kalkulators at the same time (maximum 2) - Kalkulators variables: reference them in your formulas for quicker, more convenient calculations (2 variables) • iPhone: - Formulas: let's you store your formulas (maximum 2) - Kalkulators variables: reference them in your formulas for quicker, more convenient calculations (1 variable) • iPad and iPhone: - Duplicate Kalkulators - Two themes: light and dark - User defined precision (decimals) With the in-App purchase, this is what you get: • iPad: - Albums: maximum 100 - Formulas: maximum 100/album, no limit on the expression length - Kalkulators: maximum 20 - Kalkulators variables: 10 variables - Scientific keyboard with trigonometric and math functions • iPhone: - Formulas: maximum 100, no limit on the expression length - Kalkulators variables: 3 variables - Scientific keyboard with trigonometric and math functions
Aiden
Streamline web research and automate tasks with this AI assistant. It offers AI Safari Extensions, custom agents, and multiple search engines. Enjoy a lifetime of efficiency with a single purchase.
- AI Safari Extensions
- Siri Shortcuts automation
- Multiple search engines
- Custom agents
- Bookmark saving
- Web article summarization
Read full descriptionHide full description
Discover Aiden, the AI assistant that transforms your web browsing and productivity. With Aiden, you can effortlessly streamline your online research, automate tasks using Siri Shortcuts, and save precious time. Say goodbye to recurring fees—Aiden is yours with a single purchase for a lifetime of streamlined efficiency. It's equipped with cutting-edge AI Safari Extensions, Search Engines, Siri Shortcuts, Services, and the ability to save Bookmarks in various formats, plus much more. Unlock the full potential of Aiden with a simple double-tap on the developer's name or a shake of your device on the main screen to access the Extras section. Navigate Aiden with ease through intuitive gestures on the main screen's centerpiece: 1. Double tap - Access the Prompts section 2. Long press - Explore Multiple Search Options 3. Swipe up - Discover Custom Agents 4. Swipe down - Search Prompts/Current Tag(s) 5. Swipe right - Experiment with DALL.E 6. Swipe left - Unleash your inner Designer Customize your default landing page upon app launch from the Extras section, including adding your preferred website. The .bSummarize Safari extension offers instant summaries of web articles/videos at the click of a button. The .Intelligence Safari extension enables you to run any custom Shortcut with the name ‘Pro’, elevating your productivity by automating routine tasks. It also activates a suite of search engines that you can use right from the Safari URL or device search field. Search Engines Include: - Andisearch - an - Bing - bi - Consensus - co - CrowdView - cr - DuckDuckGo - du - Perplexity - pe - Phind- ph - You - yo - Yep - ye Example Search Engine Usage: - ph What should be in a will? - bi Summarize https://www.topic.pdf In the Prompts section, a long press on any entry automatically copies prompts directly to your clipboard. This feature is not just convenient but also powerful, enabling you to paste prompts into various AI services and expand your creative and research horizons with ease. Choose Aiden for its straightforward, no-subscription approach—a one-time payment for perpetual convenience. Your experience with Aiden is unique, and we encourage you to delve into the app to truly understand its capabilities. Your feedback is invaluable, and we're committed to continually refining your experience. Please note that Aiden operates independently of the services within the app. Review their terms before use. AI-generated content may not always be accurate. All provided extensions have their limits and respect your privacy by not collecting data. Safari extension functionality may vary across Apple devices and is subject to change. Aiden is designed to excel on supported, current Apple devices, ensuring the best experience. While it may not function optimally on older models, our dedication to improving your experience is steadfast.
Screenshots
Verdict
The clearest difference is price: Kalkulators at Free against Aiden's $1.99. Kalkulators also leads on rating (5.0 vs 4.4) and review sentiment (100% vs 67%). Aiden's advantage is update cadence (every 2 weeks vs every 9 months) and ratings volume (18 vs 1). On ads, in-app purchases, 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
Kalkulators is free to download; Aiden costs $1.99 up front. Kalkulators sells 1 one-off in-app purchase and Aiden sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Kalkulators holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Aiden has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Kalkulators's written reviews are positive against 67% of Aiden's.
Kalkulators ships an update every 9 months, Aiden every 2 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.
| Parameter | Kalkulators | Aiden |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (1 ratings) — better | 4.4 (18 ratings) |
| Positive reviews | 100.0% of reviews — better | 66.7% of reviews |
| Number of ratings | 1 | 18 — better |
| Update frequency | Every 9 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 21 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | iPinsoft | Charles Kautsire |
Customer experience
Kalkulators
Aiden
In-app purchases
Kalkulators
- Kalkulators Pro$0.99
Aiden
- Tip: Prompt & Bookmark Saver$2.99









