Below are downloads of several free applications available for a limited time from Apple's App Store, with price drops from $1 to $5. The apps:

• AA HomeOffice's Puzzle Rings: Color-based puzzle game
• Dominic Wroblewski's iMood: (pictured) Graphical mood representations
• Patrick Giudicelli's Find Me My Love: GPS-Address e-mailer
• Fromahead's Birthday Notification: Birthday tracking app
• PlayMesh's Star Command: iPhone MMORPG
• Peter Damen's Perhaps: Yes/No randomizer

T-Mobile again offers a $25 refill card for free with the purchase of select prepaid phones. That's the best refill bundle we've seen from T-Mobile in recent weeks. The available phones, all with free shipping:

• Nokia 1661 (pictured) for $19.99
• Motorola W233 for $29.99
• Samsung t109 for $49.99
• Nokia 2760 for $69.99

Toys "R" Us slices 25% off a large selection of LEGO toys during its most recent sale. That puts many sets at lowest-we've-seen prices. Shipping starts at $4.98. Sale ends May 23. Some best bets:

• LEGO Bionicle: Vultraz for $15.74
• LEGO Power Miners: Claw Digger for $16.49
• LEGO Indiana Jones: River Chase (pictured) for $18.74
• LEGO Indiana Jones: Shanghai Chase for $26.24
• see all LEGOs on sale (search for "20090517LEGOSale")

CompUSA.com offers the factory-refurbished 2.2-lb. Acer Aspire One AOA150-1777 Intel Atom 1.6GHz 8.9" Widescreen Netbook in Sapphire Blue, model no. LU.S050B.184, for $199.97. With $1.99 for shipping, it's $40 off our April mention and the lowest total price we've ever seen. It features an Intel Atom N270 1.6GHz processor, 8.9" 1024x600 widescreen LCD, 1GB RAM, 120GB hard drive, 0.3-megapixel webcam, 802.11g wireless, flash card reader, three USB ports, 3-cell battery, and Windows XP Home. A 90-day Acer warranty applies.

ZipZoomfly.com offers preorders of the new ASUS Eee PC 1008HA Seashell Intel Atom 1.66GHz 10.1" Widescreen Netbook in Pearl Black (pictured), model no. 1008HA-PU1X-BK, or Pearl White, model no. 1008HA-PU1X-WT, for $399.99. With free shipping, that's $30 off the list price and the lowest total price we could find by $10. This 2.4-lb. laptop measures 1" thick and features an Intel Atom N280 1.66GHz processor, 10.1" 1024x600 LED-backlit widescreen LCD, 1GB RAM, 160GB hard drive, 802.11n wireless, Bluetooth 2.1 + EDR, 1.3-megapixel webcam, flash card reader, multi-touch touchpad, 6-cell battery, and Windows XP Home.

Note: It's scheduled for release on May 26.

Several Bluetooth headsets are at lowest-we-could-find prices. Each carries free shipping, unless otherwise noted. The deals:

• Jabra BT2050 Bluetooth Headset (pictured) for $11.99
• Samsung WEP700 Bluetooth Headset for $18.99
• Sound ID SM100 Bluetooth Headset for $20.99
• Plantronics Voyager 855 Bluetooth Stereo Headset for $27.95 + $6 s&h

ThinkGeek.com offers this LED Umbrella for $24.99 plus about $6 for shipping. That's the lowest total price we've seen for a light saber and umbrella combo this year. It's available with a Blue, White, or Red LED.

newegg.com continues to offer NTi CD & DVD Maker 7 Platinum for Windows, model no. 6103, for $34.99 with free shipping. This $34.99 mail-in rebate slashes it to $0, the lowest total price we could find by $40. This software allows you to burn photos, audio, and video to CD or DVD. Rebate ends May 31.

newegg.com offers the LG 23L" 1080p Widescreen LCD Monitor, model no. W2353V-PF, for $214.99 plus free shipping. Apply coupon code "LCD05LGE" to cut the price to $194.99. That's $45 under our April mention and the lowest total price we've seen. Features include a native resolution of 1920x1080, 50,000:1 contrast ratio, 300 cd/m² brightness, 2ms response time, one HDMI input, and both DVI and VGA inputs. Coupon expires May 25.

Update: Link corrected.

Lenovo.com offers its Lenovo IdeaPad Y550 Intel Core 2 Duo 2GHz 15.6" Widescreen Notebook, model no. 418644U, for $649 with free shipping. Apply coupon code "USPIDEA10" to cut it to $584.10. That's $215 off and the lowest total price we could find for this particular notebook. Sales tax is added where applicable. It features an Intel Core 2 Duo T6400 2GHz dual-core processor, 15.6" 1366x768 widescreen LCD, 4GB RAM, 320GB hard drive, dual layer DVD burner, 802.11a/g wireless, 6-cell battery, and Windows Vista Home Premium.

Best Buy offers the Sharp AQUOS 40" 1080p Widescreen LCD HD Television, model no. LC-40E67U, for $699.99. Order it online for in-store pick up and that's the lowest total price we've ever seen for this model by $28; otherwise, shipping adds $70. Sales tax is added where applicable. It features a native resolution of 1920x1080 (1080p), 450 cd/m² brightness, ATSC, NTSC, and QAM tuners, four HDMI inputs, and VGA, component, and other video inputs.

newegg.com offers the XCLIO Godspeed One Advanced ATX Mid Tower Computer Case for $59.99 plus free shipping. That's the lowest total price we could find for this model. It features a side-panel window, four external 5.25" drive bays, external 3.5" drive bay, five internal 3.5" drive bays, seven expansion slots, two 250mm fans, Blue LED illumination, two 80mm and two 180mm fans.

HP Home & Home Office offers its HP TouchSmart tx2z Turion X2 2.2GHz 12.1" Touchscreen Tablet Notebook, model no. FR239AV, for $649.99 with free shipping via the directions below. That's tied with a deal from a month ago, plus this time it has Bluetooth. Sales tax is added where applicable. This 4.7-lb. laptop features an AMD Turion X2 RM-74 2.2GHz dual-core processor, 12.1" 1280x800 touchscreen LCD, 4GB RAM, 320GB 5400 rpm Serial ATA hard drive, dual layer DVD burner with LightScribe, ATI Radeon HD 3200 64MB video card, webcam, Bluetooth, 802.11g wireless, Gigabit Ethernet, 6-cell battery, and Windows Vista Home Premium 64-bit. To get this deal:

1. Click here and select the top "customize and buy" button
2. choose "Genuine Windows Vista Home Premium with Service Pack 1 (64-bit)"
3. choose "FREE Upgrade to 4GB DDR2 System Memory (2 Dimm) from 2GB DDR2 System Memory (2 Dimm)"
4. choose "FREE Upgrade to 320GB 5400RPM SATA Hard Drive from 160GB 5400RPM SATA Hard Drive"
5. choose "Webcam + Fingerprint Reader with HP Imprint Finish (Reaction)"
6. choose "Wireless-G Card with Bluetooth"
7. apply coupon code "NB4517"
8. Optional: Under "Printer", add the HP DeskJet D4360 for $0 after this $70 rebate

With activation of new voice and data plans, AT&T Wireless again has stock of the refurbished Apple iPhone 3G 8GB in Black for $99. With free shipping via 2-day delivery, it's tied with our mention two weeks ago and is the lowest total price we've seen for a refurbished iPhone 3G. Sales tax is added where applicable. It features compatibility with AT&T's 3G network, built-in GPS navigation with Google Maps, enhanced enterprise support, a 3.5" touch screen, at least 5 hours of talk time, and more.

Note: A $36 activation fee applies.

ZipZoomfly.com offers the ASUS 23.6" 1080p Widescreen LCD Monitor, model no. VH242H, for $189.99 with free shipping. Although this LCD was $10 less two weeks ago, it's the lowest total price we could find now by $6. Features include a native resolution of 1920x1080 (1080p), integrated speakers, 1,000:1 contrast ratio, 300 cd/m² brightness, 5ms response time, one HDMI input, and both DVI and VGA inputs.