APTuner is able to detect the note and cent deviation for all of your instruments. It has remarkable precision, with up to 1/1000 semitone. The noise threshold and A4 frequency can be set manually by the user. APTuner includes an eight octave stroboscopic display as well. Make sure to set the noise floor in the input menu in order to ensure accurate results.
APTuner – Chromatic & Strobe Tuner is available for free for a limited time. It has a 4.5-star rating with a total of 18 ratings.
Math Rescue will get your little one on the fast track to solving arithmetic problems in their head. Your child is tasked with helping Toby put out fires and save the forest and bridges. As they travel along, they’ll be asked to estimate and round numbers in order to ensure they have the correct amount of water to put out the fires. Estimate too high and they’ll run out of water. Estimate too low and the fires won’t be put out.
Math Rescue Games For Rounding is available for free for a limited time. It has a 4.5-star rating with a total of 15 ratings.
Animal First Grade Math Games includes so much content for your child to enjoy; they’ll never get bored! To help the animals find their way across the wild, your child will need to successfully complete a variety of math activities. The math activities are designed for first graders, and range from adding and subtracting to identifying missing signs and practicing number sentences.
Animal Math 1st Grade Math is available for free for a limited time. It has a 4.5-star rating with a total of 45 ratings.
Fox Eats Chicks places you right at the top of the food chain. Take control of a cunning fox, and move swiftly through each level gobbling up every bird in sight. Not all of the birds are in view, so you’ll have to search around and use your stealth abilities to hunt down each one. Move quickly because your rating is based purely on speed. The game includes a total of 85 levels.
Fox Eats Chicks is available for free for a limited time. It has a 4-star rating with a total of 37 ratings.
If you are a developer who would like to get your app included in our “Apps Gone Free” daily lists, here’s our basic set of rules:
- It must have at least a three-star average rating at the time it goes free.
- The app must not have been free numerous times (3+) over the last six months.
- The free version of your app must not include ads.
To submit an app, simply send a request to email@example.com with the subject “Apps Gone Free.” Please include the name of the app, a link to it in the App Store, when and for how long you intend to offer the app for free, and anything else you would like to share. We will take it from there.