KCalc, alternative Linux à SpeedCrunch
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KCalc is a solid replacement for SpeedCrunch if you prioritize KDE integration and standard scientific functions over specialized engineering workflows. It handles high-precision arithmetic, trigonometry, and logic operations well, with a useful results stack for recalling previous outputs. However, it lacks SpeedCrunch’s specific complex number handling and dedicated unit management. If your work relies heavily on complex numbers or precise unit conversions, KCalc will feel limited. For general engineering calculations and quick computations where keyboard-centric input and lightweight resource usage are key, KCalc performs adequately and is actively maintained.
- Licence
- GPL-2.0+
- Prix
- Gratuit
- Dernière version
- 26.08.1 (10 septembre 2026)
- Note
- 5/5 (1)

Ce qui fonctionne pareil
- Supports high-precision arithmetic with user-definable precision settings
- Includes standard scientific functions like trigonometry and logic operations
- Features a results stack or history for recalling previous calculations
- Designed for keyboard-centric operation with full key-bindings
- Lightweight, free, and open-source software
Ce qui change
- KCalc lacks explicit complex number handling found in SpeedCrunch
- SpeedCrunch offers more advanced unit management and conversion features
- KCalc is tightly integrated with the KDE desktop environment
- SpeedCrunch is often preferred for specific engineering notation and formatting
- KCalc has built-in statistical calculations which SpeedCrunch may not emphasize
Ouvrir vos fichiers SpeedCrunch
There is no direct file format compatibility between SpeedCrunch and KCalc. Both are primarily interactive calculators rather than document-based applications. If you have saved calculation histories or scripts in SpeedCrunch, you will need to manually re-enter them into KCalc. KCalc does not import SpeedCrunch history files, and vice versa. For ongoing work, you should rely on KCalc’s internal results stack or export data to standard formats like CSV if needed.
Passer de SpeedCrunch à KCalc, étape par étape
- Install KCalc via your package manager or Flathub
- Configure precision settings to match your previous SpeedCrunch defaults
- Set up key-bindings to replicate your preferred keyboard workflow
- Test basic trigonometric and statistical functions to ensure accuracy
- Manually re-enter any critical saved calculations or constants
- Verify that display colors and fonts meet your readability needs
Fonctionnalités clés de KCalc
- Fonctions trigonométriques et opérations logiques
- Calculs statistiques intégrés
- Pile de résultats pour rappeler les sorties précédentes
- Paramètres de précision définissables par l'utilisateur
- Prise en charge du copier‑coller dans l'affichage
- Couleurs et polices d'affichage configurables
- Fonctionnement complet au clavier via des raccourcis
Installer KCalc sous Linux
flatpak install flathub org.kde.kcalcsudo apt install kcalcsudo apt install kcalcsudo dnf install kcalcsudo pacman -S kcalcsudo zypper install kcalcQuestions fréquentes
Does KCalc handle complex numbers like SpeedCrunch?
No, KCalc does not have explicit complex number handling. If your work requires frequent complex arithmetic, KCalc is not a direct replacement for that specific feature.
Can I use KCalc without a mouse?
Yes, KCalc is designed for full keyboard operation via key-bindings, making it suitable for users who prefer not to use a pointing device.
Is KCalc actively maintained?
Yes, KCalc is part of KDE Gear and is actively maintained, with recent releases available in major Linux distributions.