Puma chops 20% off sitewide with no coupon required during its Labor Day Sale. That's the second best percent-off discount we've seen from Puma this year. (However, we saw a 25% off sitewide coupon in May, since expired.) Shipping starts at $7 or get free shipping on orders of $85 or more. Sales tax is added where applicable. Coupon ends September 6.

Today only, GiveawayoftheDay.com offers downloads of the EASEUS Partition Master Professional Edition 6.1.1 for Windows for free. That's $40 off list and tied with our mention from three weeks ago as the best deal we could find for this all-in-one partition solution and disk management utility. It allows you to extend partition, especially for system drive, settle low disk space problems, and more.

Today only, MidnightBox.com offers the refurbished Insignia NS-NAV01 4.3" GPS Navigation System for $34.95 plus $3.99 for shipping. That's tied with our mention from three weeks ago and $42 under the lowest total price we could find for a new one. This WAAS (Wide Area Augmentation System)-enabled GPS features a 4.3" touchscreen LCD, text-to-speech, up to two hours of battery life, preloaded maps of the United States, and more.

Note: A 30-day warranty is included, although it's unclear who supports it.

The iTunes App Store offers downloads of Jet Ball for iPhone / iPod touch for free. That's a $2 drop and tied with our May mention as the best price we've seen for this brick breaker game.