The best alternatives to eternalist are Wander Co, Dayli 2.0, and Tookapic for iOS. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of eternalist?
Agree.com— Free e-signature for everyone with invoicing and payments!
Taleguild is a free web application for writers that helps you write and publish stories and grow your audience. It comes with a minimalistic text editor, autosaving and social network features for audience building.
Joyster's a smart 30sec guided journal that helps you identify your best self through data & reflection. Joyster outputs positive & negative activities, food, exercises, & social interactions that may be affecting your health. All entires are encrypted.
Humanly helps users shift their consciousness from judgments, evaluations, and criticisms to the feelings and needs of themselves and others - allowing users to see people as whole, unique, and coequal; helping their natural compassion flourish.
Presenting you, Cykee! Every photo has a story, Cykee lets you pen down that story. Categorize and search using TAGS. Cykee welcomes all your photos, even the messy, quirky one's you can't put on social media. They too deserve caption and tagging :P