Halcyon Calc alternatives

Nearest on its board

1. 30
   N

   Numinumi.app
   4.3 APIOpenFree —
   →
2. 32
   SC

   S-Calcitechem.jp
   4.0 APIOpenFree —
   →
3. 29
   W

   Wombatgithub.com
   4.8 APIOpenFree Free tier
   →
4. 28
   RS

   RealCalc Scientific Calculatorrealcalc.com
   4.8 APIOpenFree Free tier
   →
5. 27
   NS

   NumUtility Scientific Calculatornumutility.com
   4.8 APIOpenFree Free tier
   →
6. 26
   MC

   Microsoft Calculatorgithub.com
   4.8 APIOpenFree Free tier
   →
7. 25
   K

   KCalcapps.kde.org
   4.8 APIOpenFree Free tier
   →
8. 24
   GC

   GNOME Calculatorapps.gnome.org
   4.8 APIOpenFree Free tier
   →
9. 23
   G

   Galculatorgithub.com
   4.8 APIOpenFree Free tier
   →
10. 22
    H

    Hypatiahypatia-rpn.net
    4.8 APIOpenFree Free tier
    →
11. 21
    S

    SciCalcscicalc.io
    4.9 APIOpenFree Free tier
    →
12. 20
    PS

    Panecal Scientific Calculatorappsys.jp
    4.9 APIOpenFree Free tier
    →
13. 19
    P

    PCalcpcalc.com
    5.0 APIOpenFree Free tier
    →
14. 18
    HS

    HiPER Scientific Calculatorhipercalc.app
    5.0 APIOpenFree Free tier
    →
15. 17
    Q

    Qalculate!qalculate.github.io
    5.1 APIOpenFree Free tier
    →
16. 16
    AS

    Ans Scientific Calculatoranscalc.com

    Ans is a scientific calculator designed for people who work with numbers.

    5.1 APIOpenFree £4.99 one-time
    →
17. 15
    N

    Numbatnumbat.dev
    5.2 APIOpenFree Free tier
    →
18. 14
    NS

    NCalc Scientific Calculatorncalc-app.web.app
    5.2 APIOpenFree Free tier
    →
19. 13
    K

    Kalkerkalker.xyz
    5.2 APIOpenFree Free tier
    →
20. 12
    F

    Free42thomasokken.com
    5.2 APIOpenFree Free tier
    →