Upslash offers Free Trial, but Short.io does not.
Upslash is designed for Individuals, Medium Business and Small Business.
Short.io is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Upslash Starts at $19/Month whereas for Short.io Starts at $16.66/Month when Billed Yearly.
Some top alternatives to Upslash includes Bitly, Rebrandly, Cutt.ly, GoLinks, Short.io, Switchy, Linkjoy, MyLinks On Acalytica, Recut and 1Link.
Some top alternatives to Short.io includes Shortly, Bitly, Rebrandly, tothe.link, ShortURL, Cutt.ly, Switchy, Linkjoy, MyLinks On Acalytica and Recut.