Kọlculate! jẹ ero-iṣiro tabili ori-ọna agbelebu ọpọlọpọ-idi. O rọrun lati lo ṣugbọn pese agbara ati iṣipopada deede ni ipamọ fun awọn idii iṣiro idiju, bakanna bi awọn irinṣẹ iwulo fun awọn iwulo ojoojumọ (gẹgẹbi iyipada owo ati iṣiro ogorun). … Tesiwaju kikaQalculate
Marble is a virtual globe and world atlas — your swiss army knife for maps that you can use to learn more about the Earth and other planets. …Tesiwaju kikaMarble
