The L post for #26Tech A-Z Challenge profiles a few Cafe type ambient sounds should you work well with background noises like these.
Cafe Sound Apps
The following apps provide cafe or coffee shop sounds. Some writers and creatives find they are more productive writing in environments with ambient background noises. Others may prefer the sound of rain or static white noise.
For a full list of ambient noise apps and websites which provide all kinds of sounds, please see the listly list here: Distraction Free Tools – Ambient Sounds and Noise Reduction Apps
Coffitivity (Webapp and iOS, Mac and Android)
Coffitivity has been mentioned a couple of times on this blog. It began as a webapp which streamed a cafe sound. Since Coffitivity took off, they have added some different cafe recordings to the webservice – which you can stream and listen to freely.
Coffee Shop Ambiances (iOS App)
The app also has a sleep and wakeup timer and can play your device music also.
Appstore: Coffee Shop Ambiances. (iTunes)
Rainy Cafe (Webapp)
Website: Rainy Cafe
You will find the other posts under tag: #26Tech or an index post will be provided on May 1st.
A to Z: in April you will find other bloggers providing A to Z posts on many topics, through the 2014 Blogging from A to Z Challenge.