Working for Doordash and Grubhub increasingly feels like a 9-5. And that may be bad news for the companies.

• Workers say elements of gig delivery conflict with the flexible image companies use to promote it.
• They often have to take shifts or hit a minimum acceptance rate to access the best-paying orders.
• Workers say parts of gig delivery don't fit the independent contractor mold.

On weekends, a gig delivery worker in Utah takes out his phone and opens one of three apps to make some extra money as an independent contractor.