Xinder Tech vs The Simple Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Xinder Tech
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The APP is used for Xinder-Tech products. It’s used to control the product’s movement (i.e. the swivel seat’s rotation movement) via Bluetooth by the cellphone.
The Simple Calculator
This app offers a straightforward way to perform everyday calculations, including basic arithmetic, roots, percentages, and geometric formulas for common shapes. It supports fractions and offers convenient features like dark mode and copy-paste functionality.
- Basic arithmetic operations
- Roots and percentages
- Geometric calculations for shapes
- Fraction support
- Portrait and landscape modes
- Dark mode
- Copy and paste results
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A simple calculator that can be used in your everyday life. THE SIMPLE CALCULATOR FEATURES: - Portrait and Landscape Mode. - Dark Mode. - Split View. - Copy Results: Press and hold on the number to copy and paste elsewhere. THE SIMPLE CALCULATOR SUPPORTS: - Basic mathematical operations: • Addition, Subtraction, Division, Multiplication. • Power of Two, Power of Three, Square Root, Cubic Root. • Percentages, Inverse Function. - Geometrical applications of everyday shapes: • Square Perimeter, Square Area, Square Diagonal, Cube Volume. • Circle Perimeter, Circle Area, Sphere Surface Area, Sphere Volume, Pi. • Triangle Perimeter, Triangle Area. - Fractions: • Mixed and improper fractions. • WE LOVE FEEDBACK • As always, your feedback is appreciated. Please keep sharing your experience by contacting us through our website, at: www.skottydeveloper.com Enjoying The Simple Calculator? Please show us some love by giving a 5 star review, so we can keep updating with great new features.
Screenshots
Verdict
The clearest difference is in-app purchases: Xinder Tech at none against The Simple Calculator's 1. Xinder Tech also leads on ads (none vs shown). The Simple Calculator's advantage is update cadence (weekly vs every 12 months). On price, 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
Both are free to download. The Simple Calculator sells 1 one-off in-app purchase. Xinder Tech asks for nothing beyond the download.
Xinder Tech ships an update every 12 months, The Simple Calculator weekly. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.
| Parameter | Xinder Tech | The Simple Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (171 ratings) — better |
| Positive reviews | — | 76.9% of reviews |
| Number of ratings | — | 171 — better |
| Update frequency | Every 12 months | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 9 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Changzhou Xinder-Tech Electronics Co., Ltd | Andreas Skotadis |
In-app purchases
Xinder Tech
No in-app purchases
The Simple Calculator
- Remove Ads$0.99
Questions
Is Xinder Tech free?
Is The Simple Calculator free?
Do Xinder Tech or The Simple Calculator have ads?
Which is updated more often, Xinder Tech or The Simple Calculator?
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