Best Home and Mobile Phone Deals

All4Cellular knocks up to 88% off select accessories for Nokia Lumia 710. (Discount is reflected on product page.) Plus, take an extra 10% off via coupon code "POTW". That's the best discount we've seen on these accessories at All4Cellular. Shipping adds $2, or get free shipping on orders of five items or more. Offer ends May 27 at 10 am ET.

A best bet is the Zagg Lumia 710 InvisibleSHIELD Dry Screen Protector (pictured) for $6.95 before the above discount, $6.25 after. With $2 for shipping, that's the lowest total price we could find by $4. It features front and back protectors.

Google+ offers entry into 13 museums for free via its Field Trip App for Android. That's the first offer we've seen for this complete travel guide app. When you are in the vicinity of one of the eligible museums, a Field Trip card will automatically appear on your screen. Present this card to admissions staff to receive free entry. Eligible museums includes the Museum of the City of New York, Portland Art Museum, Walt Disney Family Museum in San Francisco, Museum of Contemporary Art in Los Angeles, National Building Museum in Washington D.C., and more.

CTCStore via Amazon offers the AceAbove Wallet Case and Stand for Sony Xperia Z in Black for $9.95. At final checkout, it drops to $6.45. With free shipping, that's a buck under the lowest total price we could find for a similar case elsewhere. It features a microfiber interior, storage for credit cards, cash, and more.

All4Cellular offers the Apple USB Power Adapter and Dock Connector for iPhone and iPod, model no. A1265, for $7.49 with free shipping. That's tied with our mention from two weeks ago and $6 under the lowest total price we could find for these items purchased elsewhere, outside of the price below. It's compatible with all iPods and iPhones with a 30-pin dock connector.

This item is new; however, it ships in bulk packaging.

A close price: BLUTEKUSA via Amazon offers the bundle for $8.19 with free shipping.

CTCStore via Amazon offers the AceAbove 3-in-1 Retractable Charging Data Cable in White, model no. WK-Cable-27, for $9.95. During checkout, it drops to $4.97. With free shipping, that's $8 under the lowest total price we could find for a similar item elsewhere. The charger comes with three connectors, offering compatibility with most mobile devices, including 30-pin iPhones, iPads, and more. Deal ends May 25.

eForCity takes 25% off cell phone accessories of $10 or more via coupon code "06CE2013". That beats our eForCity discount from two weeks ago, which took 20% off orders of $10 or more. Shipping starts at $3.55. Choose from accessories for cell phones, tablets, PCs, cameras, and more. Some exclusions apply. Coupon expires June 16.

T-Mobile has long frustrated customers by carrying every other brand of smartphone but the iPhone. That is until the carrier brought aboard the iPhone 5 last month, at a discount to boot. But now a new 16GB iPhone 5 will cost you $629.99 upfront. What's up with that?

Office Depot retail locations offer the HDMX Jam Bluetooth Wireless Portable Speakers in five colors (Blue pictured) for $26.99. That's $7 under the lowest shipped price we could find elsewhere. It streams audio from any Bluetooth-enabled device and includes an line-in cable, mini-USB charging cable, and features up to four hours of playback per charge. Deal ends May 25.

The iTunes App Store offers downloads of several apps for Apple iPhone, iPod touch, and iPad which have dropped in price, as listed below. At up to $9 off, most are at or near the lowest prices we've seen. The deals, all with applicable platforms noted:

• Worms 2: Armageddon for iPhone, iPod touch, and iPad for 99 cents ($4 off): Turn-based battle game
• ToonCamera for iPhone, iPod touch, and iPad for 99 cents ($1 off): Stylized photography
• Sky Gamblers: Air Supremacy for iPhone, iPod touch, and iPad for 99 cents ($2 off): Aerial combat game
• MoneyWiz for iPhone and iPod touch for 99 cents ($4 off): Personal finance tool
• Murder Files for iPhone, iPod touch, and iPad (pictured) for $2.99 ($1 off): Mystery game

PC Micro Store offers the rooCASE eXTREME Hybrid TPU Shell Case for iPhone 5 in eight colors (Black/Dark Blue pictured) for $11.88. Coupon code "50OFFIPH5XTR" cuts it to $5.94 and bags free shipping. That's tied with our mention from two weeks ago and the lowest total price we could find by $11. This hybrid case features a TPU silicone base layer, matte shell clip-on layer, and kickstand. Coupon expires after 1,000 uses.

Groupon offers the Unlocked Nokia Lumia 810 Windows 8 Smartphone for $310 with free shipping. That's the second lowest total price we've seen for the unlocked version of this phone, although we saw it for $30 less two weeks ago. (For further comparison, we mentioned a refurb for T-Mobile for $240 shipped a month ago.) This quad-band UMTS phone features a Qualcomm Snapdragon S4 1.5GHz dual-core processor, 4.3" 480x800 Nokia ClearBlack OLED touchscreen display, 8-megapixel rear-facing camera with dual-LED flash, 1.2-megapixel front-facing camera, 1080p HD video capture, 8GB internal memory, WiFi, and Windows 8 OS. Deal ends May 22.

Virgin Mobile offers the no-contract Apple iPhone 4S 16GB Prepaid Smartphone for Virgin Mobile in Black (pictured), model no. MD865LL/A, for $382.49 with free shipping. That's $68 under last winter's mention and the lowest total price we've seen for this model. Virgin Mobile's prepaid plans start at $35 per month. The basic plan includes unlimited texting and data and 300 voice minutes, while upgraded plans feature more minutes.

Of note, Virgin Mobile also offers a no-contract Apple iPhone 4 8GB Prepaid Smartphone for Virgin Mobile in Black, model no. MD873LL/A, for $297.49 with free shipping. That's $53 under last winter's mention and another all-time price low.

eXpansys offers the Wireless Xcessories Screen Protector Kit for Samsung Galaxy S4, model no. SCRNGALS4, for $4.99 with free shipping. That's $2 under the lowest total price we could find for a similar kit elsewhere. It includes two screen protectors, applicator card, and cleaning cloth.

With activation of a new or additional line 2-year contract, newegg offers preorders of the Samsung Galaxy S4 4G Android Smartphone for Verizon in White Frost (pictured) or Black Mist for $159.99 with free shipping. That's the lowest total price we could find by $8. This phone features a 5" 1920x1080 Super AMOLED touchscreen, Snapdragon 1.9GHz quad-core processor, 2GB RAM, 16GB memory, 13-megapixel rear camera, 2-megapixel front camera, 1080p video capture, GPS, Bluetooth 4.0, 802.11n wireless, Google Android 4.2 OS (Jelly Bean), and more. The phone is due to be released on or around May 23.

A $35 activation fee applies.

Fry's Electronics offers the Panasonic DECT 6.0 PLUS Digital 3-Handset Cordless Phone with Answering System in Silver, model no. KX-TG4023N, for $39.99. Opt for free in-store pickup to avoid the $6.99 shipping charge. That's $18 under the lowest total shipped price we could find elsewhere, although we saw it for $2 less shipped in November. This phone features DECT 6.0 (1.9GHz) technology, a speakerphone, caller ID, built-in answering machine, expandability up to six headsets, and more.

Fry's Electronics offers the XtremeMac Tango Air Speaker System for Apple iPhone, iPod, and iPad, model no. IPU-TAP-11, for $49 plus around $11 for shipping. (Free in-store pickup is also available.) That's $20 under our mention from last week and the lowest total price we could find now by $165. This speaker is compatible with devices that support iOS 5 or greater and features two tweeters, two full-range drivers, a subwoofer, and passive radiator.

Note: It's currently on backorder, but can still be ordered at this price for delivery when available.

With a 2-year contract, Wirefly offers the Nokia Lumia 928 Windows Phone 8 Smartphone for Verizon Wireless for $49.99 with free shipping. That's $49 under our mention from six days ago and the lowest total price we've seen for this phone. (It's a current price low by $50.) Features include a 1.5GHz dual-core processor, 4.5" 1280x768 touchscreen display, 1GB RAM, up to 32GB internal memory, The phone features a Qualcomm Snapdragon S4 1.5GHz processor, 4.5" OLED touchscreen display with Gorilla Glass, 32GB built-in memory, 7GB of free cloud storage, 8.7-megapixel rear camera, 1.3-megapixel front camera, 1920x1080 (1080p) video capture, optical image stabilization, 802.11n wireless, Bluetooth 3.0, USB, Windows Phone 8 OS, and more.

Note: A $35 activation fee applies. It's listed as shipping in 7 to 10 days.

eXpansys offers the Wireless Xcessories Power Case for Samsung Galaxy S4 in Black (pictured), model no. GS4POWRPKBK, or White, model no. GS4POWRPKWH, for $39.99 plus $3.99 for shipping. That's the lowest total price we could find this case. It features a 3,000mAh built-in battery, protective IC circuit, LED indicator, and more.

eXpansys still offers the iLearn 'N Play Robbi Toy Robot (pictured), model no. 402, for $39.99 plus $3.99 for shipping. That's tied with last week's mention and the lowest total price we could find by $2. This robot comes alive when you slip your Apple iPhone or iPod into the faceplate via Bluetooth technology. It includes an app bundle with three learning levels for counting to simple math functions.

eXpansys also offers the iLearn 'N Play Adventure Explorer Console, model no. 403, for $39.99 plus $9.99 for shipping. That ties last week's mention and is another price low. This console features a steering wheel, shifter, and accelerator that works via your Apple iPad, iPad mini, iPhone, or iPod. It includes an app bundle with three learning levels for learning letters and phonics.