Life & fun · alternatives · 2026

Invitation Engine for Facebook Apps is a tool designed for developers building Facebook applications who need to manage user invitations. The software handles invitation functionality for social apps, allowing… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Invitation Engine for Facebook Apps launched in 2012; newer entries below may have overtaken it.

1. 1
   Google App Invites▲148

   Make it easy for your users to send invites to their friends

   2015 · firebase.google.com · its alternatives →

2. 2
   Api.ai for Facebook Messenger▲852

   The easiest way to build an FB bot. No coding required!

   2016 · its alternatives →

3. 3WB
   We built a popular plugin-based social app using HTML5▲49

   2016 · happening.im · its alternatives →

4. 4
   SocialBu 2.0▲709

   The all-in-one social media powerhouse

   2024 · socialbu.com · its alternatives →

5. 5
   Invitee▲77

   A plug & play 'refer a friend' solution for your app

   2021 · invitee.co · its alternatives →

6. 6
   SocialEcho 2.0▲369

   AI social media copilot for teams and agents

   Jun 2026 · socialecho.net · its alternatives →

7. 7
   Messenger Platform▲523

   Build apps on top of Facebook Messenger

   2015 · messenger.com · its alternatives →

8. 8
   Invite Codes▲148

   Find and share invite/referral codes for apps and services

   2020 · invitecodes.web.app · its alternatives →

9. 9
   Community Inviter▲183

   Auto invitations for Slack

   2017 · communityinviter.com · its alternatives →

10. 10SF
    Simulate Facebook Chat Conversations via the Graph API▲46

    2015 · chatsimulator.com · its alternatives →

11. 11
    GraphJS▲329

    Make any website social

    2018 · its alternatives →

12. 12
    Invite.social▲111

    Free classy customizable event RSVPs & invitations

    2024 · invite.social · its alternatives →

13. 13
    Reach by Artificial Societies▲369

    Test content in a simulation of your own LinkedIn audience

    2025 · societies.ai · its alternatives →

14. 14
    ManyChat for Facebook Messenger▲320

    Create a Messenger bot to engage your audience. No coding!

    2016 · manychat.com · its alternatives →

15. 15
    Invite▲105

    Simplify scheduling: You’ll never plan differently.

    2016 · its alternatives →

16. 16US
    Using Social Network Analysis to predict your event's guest list▲16

    2012 · whodidiforget.com · its alternatives →

17. 17EI
    Easily implement a social referral program in your app▲11

    2014 · developer.appsp.in · its alternatives →

18. 18
    [Pivoted since 2018] The ushouldcome app▲72

    [See https://www.producthunt.com/posts/ushouldcome-1]

    2018 · apps.apple.com · its alternatives →

19. 19
    Preferral API▲134

    Implement an invite list with in-built referral via POST API

    2020 · its alternatives →

20. 20
    invite.sh▲105

    Easy Google Calendar Invite Creator

    2024 · invite.sh · its alternatives →

21. 21
    Expplore▲120

    Facebook Ads intelligence tool to target hidden interests

    2022 · its alternatives →

22. 22
    InviteRobot▲108

    Instant subscription for paid Slack communities

    2017 · inviterobot.com · its alternatives →

23. 23
    Open Graph Preview Tool▲134

    Preview how your website would look on social media

    2023 · pika.style · its alternatives →

24. 24
    Flyer by Paperless Post▲105

    Fun to create. Easy to share. Totally free online invites.

    2018 · paperlesspost.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →