Tune almost any musical instrument in a snap with insTuner - Chromatic Tuner. We also have a great little turn-based strategy game, and a business app that allows you to scan and save copies of physical documents.
All app prices are subject to change at any time and without notice regardless of stated free duration. Price changes are solely under the control of the developers.
SmartScan Express: Fast Pocket Scanner with PDF conversion ($1.99 → Free, 4.1 MB): Scan and save copies of physical documents in a snap with this business app. Just take a picture of your document, crop out what you don't need, adjust the contrast and color, and then save a copy to your library or send it to yourself via email. The app is able to convert your image into a JPEG, PDF, or PNG. You can also adjust the file size, and send your file to Dropbox or any other cloud service installed on your iDevice.
SmartScan Express: Fast Pocket Scanner with PDF conversion is available for free for a limited time. It has a 5-star rating with a total of 11 ratings.
Great Little War Game ($1.99 → Free, 36.8 MB): Battle foes on land, sea, and in the air to achieve global domination in this 3-D turn-based strategy game. Use your best judgement during each turn to decide whether to move to higher ground, create defensive formations, or just attack your opponent with everything you've got. The game includes four difficulty settings, all kinds of different units to utilize, a campaign mode with 20 missions, a skirmish mode, pass and play multiplayer, and achievements via Game Center.
Great Little War Game is available for free for a limited time. It has a 4.5-star rating with a total of 9971 ratings.
TabFinder ($0.99 → Free, 1.8 MB): Learn to play your favorite songs on your guitar with this no-frills music app. Just start typing the first few letters of the artist you're looking for into the search field, and the app's intelligent search engine will provide you with all of their songs in alphabetical order. You can then read the tablature right on your iDevice, save it as a favorite, or share it via email. The app also includes an in-depth tutorial on how to read guitar tablature.
TabFinder is available for free for a limited time. It has a 5-star rating with a total of 6 ratings.
Ultimate Chess ($2.99 → Free, 16.1 MB): Play a game of chess against an intelligent AI opponent or against a friend with this ultimate board game. It includes an insane amount of customization options, including five different play styles, AI strengths of up to 2500 ELO, move analysis, and loads of different board and piece styles. You can also play head-to-head against a friend on the same device, or save your board and share it with a friend via email.
Ultimate Chess is available for free for a limited time. It has a 4-star rating with a total of 8 ratings.
Weather Genie ($0.99 → Free, 18.1 MB): This weather app includes over 40 motion backgrounds that can be interacted with in a variety of ways. Swipe left to right at the bottom of the screen to switch backgrounds, and tap and drag your finger all over to cause the water overlay to ripple. The app also includes loads of weather data, like high and low temps, humidity, cloud cover, precipitation, pressure, wind speed, and a seven day forecast.
Weather Genie is available for free for a limited time. It has a 4-star rating with a total of 193 ratings.
insTuner - Chromatic Tuner ($1.99 → Free, 6.9 MB): Keep your instruments in tune with this music app. It can tune basically any instrument that sustains a tone. You're able to choose from three display types, fine-tuning, instant-tuning, and fast fourier transform, all of which also feature an easy to read fixed note wheel. The app also includes line-in and built-in mic modes, customizable transpositions, a tuning range from C0 to B8, and a tone generator.
insTuner - Chromatic Tuner is available for free for a limited time. It has a 5-star rating with a total of 1 ratings.
That concludes today's issue of Apps Gone Free. If you like staying on top of these daily deals, don't forget to check out our free AppsGoneFree app. 
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Developers:
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.
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