FairOrg LeadApp vs sci.calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FairOrg LeadApp
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Digital and mobile lead app for contact data acquisition on trade shows and other events. With OCR recognition, offline and online capability, CRM interfaces, CI adaptation, DSGVO compliant, automatic e-mail follow-up etc. The application is linked to our web-based, modular organization and planning solution FairOrg (online portal). In order to use the FairOrg LeadApp a personalized login is required. If you have purchased the licenses for use and have any questions, please contact our fairtec support.
sci.calculator
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A stylish yet powerful scientific calculator. The app is designed with a single-screen layout for simple and intuitive operation. Calculation history is saved and can be reused easily. Results are shown in both mathematical notation and decimal format. 【Main Features】 • Basic arithmetic, modulo, trigonometric functions • Exponential, logarithmic, power and root calculations • Unit conversion and 47 scientific constants (CODEC2022) • Prime factorization, GCD and LCM • Binary, octal and hexadecimal calculations with logical operations • 8 memory slots • Permutations, combinations, and pseudo-random numbers • Systems of linear equations (up to 4 variables) • Polynomial equations (up to 4th degree) • Equation solving using Newton’s method • Time and angle calculations • External keyboard support 【Designed for Ease of Use】 • Unit conversion includes intuitive units such as “Tokyo Dome volume,” light-years, and cooking measurements. • Choose from 6 color themes to match your iPhone or iPad. • Quick switching between RAD/DEG and number bases on a single screen. • Supports iPad multitasking, allowing calculations alongside other apps. Clean, readable, and efficient. A scientific calculator that combines functionality with a modern design.
Screenshots
Verdict
The clearest difference is in-app purchases: FairOrg LeadApp at none against sci.calculator's 1. FairOrg LeadApp also leads on iOS requirement (8.0 vs 15.0). sci.calculator's advantage is update cadence (every 5 weeks vs every 28 months). On price, ads 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
Both are free to download. sci.calculator sells 1 one-off in-app purchase. FairOrg LeadApp asks for nothing beyond the download.
FairOrg LeadApp ships an update every 28 months, sci.calculator every 5 weeks. The most recent releases landed on September 7, 2026 and December 22, 2025 respectively.
| Parameter | FairOrg LeadApp | sci.calculator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 28 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 3 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | fairtec Kommunikationstechnik GmbH | Yukihiro Shioya |
In-app purchases
FairOrg LeadApp
No in-app purchases
sci.calculator
- remove Ads$1.99
Questions
Is FairOrg LeadApp free?
Is sci.calculator free?
Do FairOrg LeadApp or sci.calculator have ads?
Which is updated more often, FairOrg LeadApp or sci.calculator?
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