Have you heard about MOMO?
Please see the following link for information about difficulties young people with Autism may encounter when using the internet:
How to put restrictions in place on the I Pad and IPods:
In partnership with BT advice on a wide range of online issues e.g. cyberbullying etc: https://www.internetmatters.org/issues/
Advice to support parents help keep their child safe online by encouraging them to be open and rules for them to follow:
Internet safety advice divided into categories e.g. bullying via online gaming, Instagram, online ‘challenges’ your child may encounter:
O2 and the NSPCC have reviewed many apps children may use, see this guide to apps with the ability to search for a specific app: