Mpire becomes Adxpose and lands $3M for verifying online ads

Mpire, a company that helps to verify, optimize and measure online display advertising, today announced a third round of funding for $3 million to support the company’s growth. The company also decided to change its official name to its main product, Adxpose.

Gemvara

Gemvara lands $15M more for custom online jewelry

Gemvara, the online tool for customizing and buying jewelry, today announced it has secured a third round of funding for $15 million led by European venture capital firm Balderton Capital. The funding will be used to expand merchandise, hire around 30 more employees and continue to work on the company’s online customization tool.

Facebook lets users check-in to events

Facebook may be looking to add its check-in feature to more than just Places today as some events appear to now have a check-in button, according to AllFacebook.com.

Have the location-based patent wars begun?

Popular location-based check-in application Foursqaure was slapped with a lawsuit today for supposedly infringing on a patent from little known company Mobile Commerce Framework, as first reported by TechCrunch.

The Go Game launches do-it-yourself iPhone scavenger hunts

The Go Game, creators of location-based scavenger hunts for companies, today announced the launch of a do-it-yourself iPhone application for creating and participating in local scavenger hunts, according to a company announcement.

Foursquare 3.0 will recommend where to check in

Foursquare, the hot location-based check-in startup, today announced on its blog that it will be releasing Foursquare 3.0 later today for Android and iPhone. The new version comes with several feature updates, but probably the most notable is the much-rumored recommendation engine.

DEMO: Thoora uncovers the most talked about web content

Thoora is one of 53 companies chosen by VentureBeat to launch at the DEMO Spring 2011 event taking place this week. These companies do pay a fee to present, but our coverage of them remains objective.

DEMO: GutCheck makes focus groups more affordable

GutCheck is one of 53 companies chosen by VentureBeat to launch at the DEMO Spring 2011 event taking place this week. These companies do pay a fee to present, but our coverage of them remains objective.

Scvngr finds 1 million users willing to complete location challenges

Scvngr, the maker of a check-in app that asks users to complete activity challenges, is defying the conventional wisdom that services which broadcast one’s location to friends aren’t ready for the mainstream. Just yesterday, the app has reached 1 million users, founder and chief executive Seth Priebatsch tells VentureBeat, and added nearly 10,000 new users since then.

Survey suggests local businesses checking in to Facebook Places

Facebook Places, the feature that allows users to check in and share their location, may be winning the hearts and dollars of local businesses, according to a MerchantCircle quarterly report of more than 8,000 U.S. local businesses.

Foursquare short-cut to debut on Japanese smartphones

Foursquare, the hot New York-based location-based check-in game, has partnered with Japanese telecommunications company KDDI to give users a short-cut for downloading the mobile application on several of its Android smartphones.

Update: Scvngr to come preloaded on newest Virgin Mobile smartphone

Update: After several comments from our readers and follow up with Loopt, it appears that the location-based check in application is preloaded on several smartphones, including the LG Optimus M and Huawei Ascend on MetroPCS (both Android) and also its BlackBerry Curve 8530.

Foursquare reveals new “promoted” check-in for Super Bowl Sunday

Tech companies have long glommed on to the Super Bowl to promote their services. Remember how TiVo touted the number of people who replayed Janet Jackson’s wardrobe malfunction in 2004? Now Foursquare, the hot New York-based location service, has revealed an alluring offer you’ll want to check out — or rather, check in.

Google Latitude gives 10 million users check-in power

Google may have just made its big move in the location-based services space. According to the company’s mobile blog, it has launched Google Maps 5.1 for Android and included the ability to check in to specific locations with Latitude, its feature for sharing your location with friends.

Seesmic lands $4M more for listening to social enterprise customers

Seesmic, a client for reading status updates across Twitter, Facebook and other services,  today announced it has secured a third round of funding of $4 million from popular customer relationship management service Salesforce.com, and a Softbank Group company managed by Softbank Holdings Inc.

Shopkick: Our users are checking into deals

Shopkick, a check-in application which lets retailers market offers to consumers, is showing some impressive growth numbers, according to Business Insider. Since its launch in August 2010, the company has attracted 750,000 users and is doing 1 million check ins a day in just 6 months.

Foursquare grew 3400% in 2010

Popular mobile check-in application Foursquare today announced that it grew 3400% in 2010. The company now stands at 6 million users.

Filmaster looks to be “Foursquare for films”

Filmaster, a recommendation engine for movies and shows, announced today that it’s launching an application programming interface, or API, for developers looking to use the service’s data and algorithms in their own applications or websites.

TweetUp + PostUp + Echofon + UberTwitter = UberMedia

Earlier today PostUp, a service that claims to aggregates the “world’s best tweeters” announced that it has acquired Twitter iPhone and Blackberry client UberTwitter. In that same announcement, the company changed its name to UberMedia, the company’s third name, as it originally called itself TweetUp.

Kony Solutions grabs $19.1M for “Write Once, Run Everywhere” apps

Kony Solutions, the application tool for creating mobile apps that can run on any mobile system, today announced it secured a first round of funding for $19.1 million from Insight Venture Partners. An initial $13.4 million tranche of the funding will be used to expand research and development as well as global expansion of sales and marketing.

Twitter: Make that almost San Francisco

Twitter, the popular messaging site, may be growing out of its startup phase with a possible headquarters move to Brisbane, California, according to brokerage sources in the San Francisco Business Times.

Poynt snags location-based patent for serving up personalized offers

Poynt, a location-based mobile search engine, today announced it has been granted a patent, first filed in 2000, for delivering offers and coupons to a mobile user based on GPS location and information from the user’s profile, according to a company announcement.

Bugs feast on latest BlackBerry app from Foursquare

Location-based check-in app Foursquare has released an updated version of its service for RIM’s BlackBerry smartphones, according to mobile blog Crackberry. However, any excitement by users should be short-lived.

Foursquare fights fake friends

Popular check-in application Foursquare is facing a problem that has long bedeviled social networks — spurious friend requests. And it’s dealing with violators by putting a cap on them.

Scvngr grabs $15M more to locate challenges abroad

Scvngr, the maker of a check-in app that asks users to complete activity challenges, today announced it has secured a second round of funding for $15 million, according to the company blog. Investors included Balderton Capital, with participation from previous investors Google Ventures and Highland Capital Partners.

Reddit’s social news search goes from “sucked” to “works”

Social news site Reddit has graciously decided to share its end of year growth numbers in a company blog post. While the company may have grown from 250 million to more than 829 million pageviews, possibly the most interesting inclusion was that their search feature went from “sucked” to “works.”

Where will the location superstars check in this New Year’s?

Wondering how to tell your friends where you are for New Year’s? There are a host of hot location-based startups which let you check in to a venue and broadcast your whereabouts to friends. Since I write about these services regularly, I decided to ask the founders of these companies where they’d be for New Year’s. The coolest choice of place meant that service got the honor my check-in.

Foursquare launches new Android app earlier than expected

Foursquare may have just released a new iPhone application on Monday, but the company isn’t done with the upgrades just yet. Cofounder and chief executive Dennis Crowley just tweeted that the Android version of the new app is now available, complete with the new comments and photos features.

TextPlus approved for new social group texting app

TextPlus, an application that lets groups send text messages to each other for free, just got an early present from Apple in the form of an approved and live version 4.4 application.

Foursquare unveils comments and photos with new iPhone app

Popular check in application Foursquare today unveiled the next version of its iPhone application according to the company’s blog. The most notable features include being able to comment on friend’s check ins and photo sharing. The app is available now.

What can we expect from Foursquare’s new app?

According to a recent Foursquare post on Twitter, the company just had the next version of its iPhone application approved by Apple. (The post thanked “SantaJobs,” apparently a reference to Apple cofounder and CEO Steve Jobs.)