Refresh Roundup: week of April 22nd, 2013

Your smartphone and / or tablet is just begging for an update. From time to time, these mobile devices are blessed with maintenance refreshes, bug fixes, custom ROMs and anything in between, and so many of them are floating around that it's easy for a sizable chunk to get lost in the mix. To make sure they don't escape without notice, we've gathered every possible update, hack, and other miscellaneous tomfoolery we could find during the last week and crammed them into one convenient roundup. If you find something available for your device, please give us a shout at tips at engadget dawt com and let us know. Enjoy!

Official Android updates

  • LG Optimus L9: An upgrade to Android 4.1.2 (Jelly Bean) is now available as an OTA update for this budget-oriented smartphone on T-Mobile. [Android Central]

  • Samsung Galaxy S Relay 4G: T-Mobile's also delivered Android 4.1.2 for this QWERTY slider, which is available over-the-air and via Samsung Kies. [Android Central]

  • Sony: A staged rollout of Jelly Bean was announced for the Xperia P, Xperia Go and Xperia E Dual, which began this week. Meanwhile, Sony has targeted late May for a rollout of Jelly Bean to the Xperia S, Xperia SL, Xperia Ion and Xperia Acro S. [Sony]

  • Samsung Galaxy S III: An OTA update is now available from Sprint that adds multi-window support, Paper Artist, additional camera features and security fixes. [Android Police]

  • Motorola Photon Q: Sprint and C Spire each released a Jelly Bean update for this QWERTY slider. The new software also brings improved GSM roaming, resolves issues with Quickoffice and removes Quick Views, Speed Dial and Motoprint from the bundle. [Android Central, Android Police]

  • HTC Rezound: An OTA update is available from Verizon that brings global roaming support, improved data connectivity and better stability to this smartphone. [Android Central]

  • HTC One S: Many months after the international release, T-Mobile has provided an update to Android 4.1.1 for this smartphone. [Android Central]

  • LG Spectrum 2: Android 4.1 is now available for OTA installation from Verizon Wireless. The update also brings improvements to the weather app, adds a brightness option to the notification panel and brings Google account bookmarks to the stock browser. [Android Police]

  • Samsung Stratosphere: Verizon has released a maintenance update for this smartphone that brings improved clarity to voice calls and removes Blockbuster, IM, Verizon Video and Verizon VCast. The update also solves email sync issues, but most glaringly, the phone remains on Gingerbread. [Droid Life]

  • ASUS Transformer Pad: ASUS released an update that brings improved compatibility between Gmail and Splashtop and resolves issues with HDMI connections. [Android Police]

  • ASUS Transformer Pad 3G: Android 4.2.1 is now available both as an update and as a full recovery image for the 3G version of this tablet. [Android Police]

  • Motorola RAZR: Following in Fido's footsteps, Rogers has released an OTA update of Android 4.1.2. [MobileSyrup]

Unofficial Android updates, custom ROMs and misc. hackery

Other platforms

  • BlackBerry Z10: Verizon has released an update that brings improved battery life, better low-light camera performance and improved video playback within the web browser. [CrackBerry]

Refreshes we covered this week