Business iPhone photography challenge: Apple asks users to submit best photos shot on iPhone' Updated : January 23, 2019 06:31 PM IST Users can post your best photo taken on iPhone to Instagram or Twitter with the #ShotOniPhone hashtag to participate in the challenge. Apple employees, including retail employees, along with their families, are not eligible to participate. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.