Geometry Calculator vs AquaMeter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Geometry Calculator
Perform a wide range of geometric calculations for various shapes including triangles, rectangles, circles, and prisms. Features an intuitive interface with instant recalculations and interactive visualizations. Customize units and decimal places for precise results.
- Calculate angles, sides, perimeter, and area
- Supports triangles, rectangles, circles, spheres, cones, trapezoids, parallelograms, cylinders, and rectangular prisms
- Instant recalculations based on input
- Interactive animated visualizations
- Customizable units of measurement
- Selectable number of decimal places
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An application for calculating angles, sides, perimeter, area, and volume for triangles, rectangles, circles, spheres, cones, trapezoids, parallelograms, cylinders, and rectangular prisms is a versatile and convenient tool designed to help you perform a wide range of geometric calculations quickly and easily. Whether you are a student, a professional, or a DIY enthusiast, this geometry calculator can be a useful tool for solving everyday tasks. Depending on the selected shape, the calculator allows different types of calculations. For triangles, you can calculate angles, sides, perimeter, and area. For rectangles, side lengths, perimeter, and area are available. For circles, you can calculate radius, diameter, circumference, and area, as well as the volume and surface area of a sphere. For rectangular prisms, you can calculate side lengths, base area, surface area, and volume. The app features a simple and intuitive interface that allows you to easily enter values and quickly obtain results. After entering any parameter, the shape is recalculated instantly based on the latest input. An interactive animated visualization provides a clearer representation of the shape and the changes applied to it. Units of measurement for angles, length, area, and volume, as well as the number of decimal places, can be selected for convenient calculations. The geometry calculator is a practical tool that helps you easily perform a wide range of geometric calculations.
AquaMeter
Track your aquarium's water parameters, inhabitants, and maintenance with AI-powered insights and recommendations. Manage your fish population, monitor trends, and access a comprehensive knowledge base.
- Water parameter tracking (pH, temp, etc.)
- AI-powered value assessment
- KI-driven questions about your tank
- Trend charts for water values
- Maintenance log
- Inhabitant management with compatibility
- Extensive knowledge base
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AquaMeter – Wasserwerte & Besatz für dein Aquarium Behalte den vollständigen Überblick über Wasserwerte, Pflege und Besatz deines Aquariums – jetzt mit KI-gestützter Einschätzung. • Wasserwerte erfassen: pH, Temperatur, Ammonium, Nitrit, Nitrat, KH, GH, Sauerstoff, Phosphat, Eisen, Silikat, Kupfer, CO2 • Automatische Bewertung mit klaren Handlungsempfehlungen • KI-Einschätzung: Lass deine aktuellen Werte von einer KI analysieren – inklusive Zusammenhängen zwischen den Parametern • Frag die KI: Stell bis zu 5 eigene Fragen pro Tag zu deinem Becken • Trend-Diagramme für jeden Wasserwert im Verlauf • Wartungsprotokoll: Wasserwechsel, Filterreinigung, Düngung • Besatz-Verwaltung inkl. Kostenübersicht • Besatz-Assistent mit Verträglichkeits-Hinweisen zu Beckengröße, pH und Temperatur • Neu: Geschlecht (Männchen/Weibchen) beim Besatz erfassen – für ein ausgewogenes Geschlechterverhältnis, z. B. bei Buntbarschen • Umfangreiche Wissensdatenbank direkt in der App • PDF-Berichte zum Ausdrucken oder Teilen • iPad-optimiertes Layout • Eigene, private Cloud-Datenbank – nur du hast Zugriff auf deine Daten
Screenshots
Verdict
The clearest difference is monetization model: AquaMeter at free against Geometry Calculator's paid. AquaMeter also leads on update cadence (every 5 days vs every 2 months) and iOS requirement (13.0 vs 17). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Geometry Calculator ships an update every 2 months, AquaMeter every 5 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.
| Parameter | Geometry Calculator | AquaMeter |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 8 — better | — |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrey Russkin | Corinna Eicker |
Customer experience
Geometry Calculator
AquaMeter
In-app purchases
Geometry Calculator
No in-app purchases
AquaMeter
No in-app purchases
Questions
Is Geometry Calculator free?
Is AquaMeter free?
Do Geometry Calculator or AquaMeter have ads?
Which is updated more often, Geometry Calculator or AquaMeter?
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