Poster is described as 'unofficial client built with Electron to experience the Instagram mobile experience on the Mac desktop' and is an app in the Social & Communications category. There are more than 10 alternatives to Poster for a variety of platforms, including Online / Web-based, Mac, Windows, Linux and Instagram. The best alternative is Later, which is free. Other great apps like Poster are InstaGhost (Paid), Grum (Freemium), Combin Scheduler (Free) and Postedo (Freemium).
Upload photos directly from your PC to your Instagram account without needing your phone, schedule Instagram posts by creating a calendar to publish on the required day and time to get more followers, and manage multiple accounts.
Uplet is an easy-to-use bulk Instagram uploader for Mac. It enables you to upload and post any number of photos to your Instagram account in one go, in their original quality and size. It does not matter what device was used for taking photos.
Fully automated Instagram scheduler. Create and schedule your posts online. No post reminders or push notifications, Hopper is fully automated.
Used by the biggest Instagram accounts in the world across 40+ countries.
IGAssistant is a Cloud-based Instagram Automation tool which helps you grow organically On Instagram. Alongside of the Instagram promotion Bot you can enjoy IGAssistant Auto dm Bot, Post scheduler, and Comment manager Services.