The best alternatives to HashTagNote are Notepin, Zoho, and Better Notes. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of HashTagNote?
Tanka— Tanka = Slack + Glean, built for fast-growing startups.
notin helps you in reminding things you need to do, random numbers you do not want to save in your contacts and many more through the help of Notifications. The reminder doesn't pop-up or rings, it just sits there and still does it's job most efficiently.
Notesmartly is a free app which makes organizing your stuff a breeze. Notebooks, ability to draw using Scribbpads, Wideboards to collaborate in real time and more.