Comparison

Thetis Tools vs sci.calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thetis Tools

Features
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Applicazione Ufficiale per la piattaforma di asta live Thetis Tramite questa applicazione i clienti thetis possono trasmettere in diretta live il video della propria sessione d'asta all'applicativo asta live Thetis

About

sci.calculator

Features
Read full description

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

Thetis Tools3 screens
sci.calculator3 screens

Verdict

The call

The clearest difference is in-app purchases: Thetis Tools at none against sci.calculator's 1. sci.calculator's advantage is update cadence (every 5 weeks vs every 7 months). On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. sci.calculator sells 1 one-off in-app purchase. Thetis Tools asks for nothing beyond the download.

UpkeepUpdate frequency

Thetis Tools ships an update every 7 months, sci.calculator every 5 weeks. The most recent releases landed on September 10, 2026 and December 22, 2025 respectively.

Scorecard2 real differences · 4 level
Thetis Tools versus sci.calculator: the parameters behind the verdict, then further details
ParameterThetis Toolssci.calculator
PriceFreeFree
Update frequencyEvery 7 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size50 MB49 MB
Age rating4+4+
DeveloperThetis srlYukihiro Shioya

In-app purchases

None

Thetis Tools

No in-app purchases

1 purchases

sci.calculator

One-time1
  • remove Ads$1.99

Questions

Is Thetis Tools free?
Thetis Tools is free to download, with no in-app purchases.
Is sci.calculator free?
sci.calculator is free to download, with in-app purchases available.
Do Thetis Tools or sci.calculator have ads?
Neither Thetis Tools nor sci.calculator shows ads.
Which is updated more often, Thetis Tools or sci.calculator?
Thetis Tools ships an update every 7 months, and sci.calculator every 5 weeks. Most recently, Thetis Tools was updated on September 10, 2026 and sci.calculator on December 22, 2025.

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