EclipseDroid is the ultimate companion for each engaged solar eclipse observer and all people, who are interested in solar eclipses. The app calculate …
Best free bubble level without ads. It is absolutely free!Both 360 degree surface level/plumb and level bar, custom inclination for slope, look and fe …
Feel surprised that your kids suddenly need glasses? Instead of having eyes checked once a year, check regularly using this eye chart app. It supports …