10 Ways To Prank Your Friend's Phone

Mobile phones make a handy and entertaining improvement to our day, so here are 10 April Fools’ pranks to make your friend’s cell phone, well, less than convenient.

1. Set them up with a text “subscription” to Cat Facts.

Moyan Brenn / CC BY http://2.0 / Flickr: aigle_dore

Did you know a cat’s tail is made up of more than 30 bones? Well, now your friend does.

2. The Ringtone Swap or "Cringetone."

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Some classics we recommend include “It’s Raining Men” and anything by Rick Astley.

3. Change their Wi-Fi signal to something more . . . discreet.

mikineator / CC BY http://2.0 / Flickr: _miki

What better way to broadcast how you’re really feeling to the world?

4. Connect your Bluetooth and dial the Justin Bieber Fan Line. Enjoy.

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Or you could butt-in on their conversations with mom. Either way is fun.

5. Adjust their contacts list to a more appropriate title.

Joi Ito / CC BY http://2.0 / Flickr: joi

The only limit is your imagination. And the character input limit.

6. Use a caller ID mask for a Bart Simpson inspired cranks.

Melissa O'Donohue / CC BY-ND http://2.0 / Flickr: melle_oh

Websites like www.Telespoof.com work nicely for this. Just don’t expect a call back.

7. Create some more interesting text shortcuts.

Dan Zen / CC BY http://2.0 / Flickr: danzen

When was the last time a text actually made you laugh out loud?

8. Did you know that you can change a phone’s unlock message? Well you can.

Holly Victoria Norval / CC BY http://2.0 / Flickr: hollystar47

The look of bewilderment on your friend’s face is priceless. Have your camera phone ready.

9. Have some fun with the default language settings.

Kevin Dooley / CC BY http://2.0 / Flickr: pagedooley

Make those Mandarin lessons finally pay off and your friend finally pay you back.

10. Induce panic by changing the background image to a broken screen.

Carrrrrlos / CC BY-ND http://2.0 / Flickr: wrongdude

Nothing is more stressful than having to peruse your favorite cat pictures through broken glass.