Alternatives

Products that do what Crowdless does

See how people might react. Without asking anyone.

1
Lukewarm Emailer▲267
Build a list of people on Twitter, reach out w/ a cold email
2014
2
HowToReplyTo.com▲184
AI-powered replies for every message
2022
3
Mocke▲539
Mock email campaigns: know your reply rate without launching
2025
4
Customer.io▲336
Send email based on what people do (or don't do) in your app
2014
5
Audience Reacts▲185
Feel the room, one emoji at a time
2023
6IB
I built a fun video meeting app with 2D physics and proximity chat▲166
Hi HN! https://flat.social is a web video meeting app for organising fun online meetings & social events. Each participant can move around and talk with others in their proximity. Here is a quick demo if you wanna see it in action: https://youtu.be/Y2yH3twjrx4 I’ve been on it solo for around a year right now. Tech used is Next.js, Typescript, PIXI.js on the front-end and Node, Mediasoup, Socket.io and Matter.js (physics engine) on the backend. Feel free to jump in into the demo room (https://flat.social/f/Flat.Social-Demo) to say hi, I’ll be…
2022 · flat.social
7
Somebody▲209
Send a message delivered verbally by a stranger
2014
8
SmartWriter▲245
Scale with AI-personalised cold emails
2021
9
Respondly▲132
Team Inbox for Email & Twitter
2014
10
Crowdstake▲76
AI-powered marketing OS for founders
Dec 2025 · crowdstake.com
11
Shout▲207
Exchange Anything with the people around you
2014
12
Simple Poll▲224
The easiest way to create polls in Slack
2016
13
CrowdSynthetic▲101
Predict crowd congestion before it happens
Dec 2025 · github.com
14
Smart Reply in Gmail▲179
Quick suggested responses for emails, using machine learning
2017
15
Crowdpilot▲58
Crowdsource your conversations.
2014
16
Simulate Social▲2
Know how the internet will react, before you post.
Jul 2026 · simulatesocial.com
17
Flock▲118
A messaging app for making plans
2014
18
Smile▲96
See your friends reaction while they reply to your chat.
2015
19
CrowdTangle▲108
Keep track of what’s happening on social media
2015
20
ReMind Bot▲141
Reminds you of everything you want
2016
21
Bump▲101
Social reminders. Send future notifications to your friends.
2015
22
Free AI Email Assistant▲121
Forward, add context, generate 👉 no more boring replies
2024
23
superReply▲119
No more typing, no more stress - let AI handle your emails
2023
24
Dumbstruck▲53
Send a message. Watch your friends react
2014

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