Ralf

Ralf Rottmann is a serial entrepreneur from Germany. He successfully sold his last business to Alcatel-Lucent. Follow him as @24z on Twitter and on Google+

Stories by Ralf

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Aupeo: A beautiful new take on music streaming for the iPad

Berlin startup Aupeo turns your iPad into a personal radio station with a beautiful, lightweight and amazingly fast new app. For very good reasons, music streaming services have become extremely popular. While you…

SyncPad: A real-time collaboration app for visual presentations

The Week in iOS Development, 05 June

This will likely be the last The Week in iOS Development episode before version 5.0 of iOS, Apple’s biggest update since the release of the mobile operating system. Apple’s World…

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The Week in iOS Development, 23 - 29 May

Many of us are preparing our journey to San Francisco for Apple’s World Wide Developer Conference. It hopefully brings us at least a preview of iOS 5. And iCloud. And…

How social media is going to change the way people work [video]

Attention devs: From June 3rd, your apps might no longer work with Facebook!

A couple of hours ago, Facebook announced a fairly heavy breaking change to its Graph API, that has the potential to kill Facebook integration for many websites and mobile apps….

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Week 20 in iOS Development

The last week has been rather turbulent for iOS developers with Lodsys starting to raise some serious patent questions and threatening to directly go after app developers. With Apple’s World…

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Sensible TableView is an iOS dev's dream

Two weeks ago, Sensible Cocoa released version 2.0 of what we consider to be the best third party Table View framework ever. We wanted to give it an exhaustive try…

Pizza Express team up with PayPal to let your iPhone app pay for your meal

How to fix the missing YouTube app on your Xoom

Many early adopter Xoom customers are voicing issues with their tablets not offering the popular YouTube app. Motorola’s Owner Forums and various other sources show that the issue has been…

Amplify your ideas!

Amplify introduces post-by-email, letting you spark conversations across all your social networks!

Earlier this week we told you about Amplify. Today, in addition to using Amplify to clip, share and spark conversation around news, thoughts and ideas people find on the web,…

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You haven't heard about Amplify yet, have you?

Amplify might very well become my new number one service for driving conversations. Back in August 2009, when Facebook acquired FriendFeed, the blogosphere was abuzz. Many technology geeks had been…

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This might be the coolest shop site ever!

If you purchase stuff online, chances are until today you’ve seen thousands of shopping sites, many of them looking indifferent. Check out HEMA! Caution: Just visit our link and resist…

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Dropbox now with selective sync – we love it!

Probably the most anticipated enhancement to Dropbox, our most favorite cross-platform / cross-device file syncing service, is now available in a new experimental build for all major operating systems: Selective Sync!…

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How to update your Nexus One to Android 2.2 (Froyo) today!

According to last week’s Google I/O we have expected the much acclaimed Android 2.2 update, neatly codenamed “Froyo”, to roll-out to our devices in late June. While Google has now…

TNW Interviews Jason Calacanis on the first LAUNCH conference

Deutscher iPad App Store live, iBooks bereits ausverkauft?

Kurz vor der Auslieferung der iPads in Deutschland (in acht Tagen), ist jetzt auch der deutschsprachige iPad App Store erreichbar. Bislang mussten sich stolze Besitzer eines importierten Gerätes auf Umwegen…

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Twitter antwortet auf das Phänomen fehlender RTs.

Unser amerikanischer Kollege Brad McCarty berichtete gestern über Nachrichten einiger Leser, Twitter habe mit dem Filtern traditioneller Retweets begonnen. In den Anfängen von Twitter etablierte sich das so genannte Retweeten:…

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Microsoft's Hotmail komplett überarbeitet inkluisve Office Integration

Microsoft hat heute eine neue Version seines E-Mail-Dienstes Windows Live Hotmail angekündigt. Hotmail-Nutzer können künftig ihren Posteingang deutlich übersichtlicher ordnen und auch große Anhänge wie Fotos ganz leicht verschicken. Zahlreiche…