Spank Phone · for iPhone
The slap phone app: slap your phone, it screams.
Hold your iPhone, slap it on the back and listen. The harder you hit, the louder it gets — keep going and things escalate. That's it. That's the app.
80+ sounds · 40 expressions · Combo mode · Global leaderboards
Your phone has been too quiet for too long.
Why do normal things with your phone when you can slap it? From gentle to devastating: choose your intensity and let your palm do the talking.
- Instant laugh, zero setupOpen it, slap the back of your phone, hear the scream. No tutorial needed.
- The harder you hit, the louder it getsLevels of pain from a gentle pat to a devastating slap.
- Never the same slap twiceOver 80 sounds and 40 facial expressions — every slap is unique.
- Your phone hits backHaptic feedback and a combo mode for when one slap isn't enough.
- Compete with the worldA counter tracks your total damage, with daily and all-time global leaderboards.
See what happens when you slap it
Swipe through the gallery to see the faces, the combos and the leaderboard.
Slap it. It screams. 
Harder hit, louder scream 
Global leaderboards 
Combo mode for total chaos
Four steps to questionable life choices
Download Spank Phone
Get it from the App Store and open it. The face is already waiting.
Hold your phone
Grip your iPhone firmly in one hand, screen facing you.
Slap it on the back
Use an open palm. A light pat gets a whimper, a big slap gets a scream.
Keep going, climb the ranks
Chain slaps into combos, watch the counter grow and climb the leaderboard.
Slap smarter
Pranks, party games, safety tips and the science of the slap.
Is there an app that screams when you slap your phone?
What these apps do, what to look for and how to get the loudest reaction.
Read the guide →SlapMac for iPhone: slap your phone instead
Loved the slap-your-laptop trend? Here's how to get it on your iPhone.
Read the guide →Is it safe to slap your phone?
Grip, case, surface and force: how to slap without breaking anything.
Read the guide →How to prank your friends with an iPhone app
Five harmless pranks that end with a screaming phone and a lot of laughs.
Read the guide →Party games with just one iPhone
Slap-offs, combo battles and daily leaderboard challenges for groups.
Read the guide →How does a phone detect a slap?
Motion sensors, Back Tap and how an app turns a slap into a scream.
Read the guide →Questions people ask before slapping
Is there an app that screams when you slap your phone?
Yes. Spank Phone for iPhone reacts every time you slap the back of your phone with a sound and a cartoon facial expression. The harder you hit, the louder it gets, and if you keep slapping things escalate. Learn more
Will slapping my phone damage it?
Use an open palm on the back, keep a firm grip, use a case and play over something soft. You don't need to hit hard to get a reaction — and you're responsible for your own device. Learn more
Is there a SlapMac for iPhone?
If you liked the idea of slapping your laptop, Spank Phone brings the same kind of fun to iPhone: slap it and it reacts with sounds, faces and haptic feedback. It's an independent app. Learn more
How does the app know how hard I slap my phone?
Spank Phone reacts to the strength of each slap: a light pat gets a mild reaction, a strong slap a much louder one, across levels of pain from gentle to devastating. Learn more
Can I use Spank Phone to prank my friends?
Absolutely. Hand your phone to a friend, ask them to give it a pat on the back and watch their face when it screams. Keep it friendly and pick the right moment — some reactions are loud. Learn more
How do the Spank Phone leaderboards work?
A counter tracks your total slaps across sessions, and global leaderboards rank players with daily and all-time rankings. Your parents would be so proud. Learn more
What data does Spank Phone collect?
Our privacy policy explains what the app processes, why, and your rights. Purchases are handled entirely by Apple through the App Store. See also our terms of service. Learn more
Go on. Slap it.
Made for people with questionable life choices. We'd say we're sorry, but honestly this is your fault.