What are some alternatives?
When comparing Acute Feedback and Lndr, you can also consider the following products
Ship - Fast, native issue tracking for software projects
The Landing Page Cookbook - A guide for makers who want to create better landing pages.
Carrd - Simple, responsive one-page site creator.
Landingfolio - The best landing page designs for your inspiration.
Landing Pages in MailChimp - Easy to build, custom landing pages for free
Shade - Super easy color contrast insights and recommendations