Launches
Coming soon
Upcoming launches to watch
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
Products
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Community
Discussions
Ask questions, find support, and connect
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
Robbert van Geldrop
Software developer and entrepreneur
#849858
158 followers
345 following
47 points
Follow
About
Activity
Upvotes
2 Hunted
Collections
Stacks
Reviews
20 Upvotes
Learning Story
—
Community of people who learn in public
28
•
Productivity
•
Task Management
•
Messaging
•
190
Business Case Calculator
—
Quickly calculate your SaaS business case and metrics
10
•
SaaS
•
191
UX Database
—
The biggest free curated product design resources & tools
52
•
Design Tools
•
User Experience
•
895
Shower Power
—
Hydropower shower speaker made from recycled ocean plastic.
75
•
Music
•
Home
•
Hardware
•
691
UHMMM
—
Auto-plays elevator music when online meetings go silent
40
•
Music
•
Meetings
•
324
Stack 2.0
—
Stack is an internet launchpad for multitaskers
87
•
Mac
•
Productivity
•
Social Network
•
995
Startup First Users
—
How billion & million dollar companies got their first users
55
•
Sales
•
Marketing
•
Growth Hacking
•
1,736
From Signal To Evidence
—
An ebook on how to validate your business idea quickly
10
•
Education
•
Books
•
145
Sidemail
—
Quick & easy email for all your side projects
46
•
Web App
•
Email
•
Productivity
•
1,151
Mobile Patterns
—
Inspiration gallery of design patterns for successful 📱apps
33
•
Web App
•
Design Tools
•
User Experience
•
636
Potted
—
Never forget to water your plants again.
81
•
Home
•
527
FakeClients Feedback
—
🖌 A simple, free to use platform for design feedback
1
•
By
FakeClients.com
•
Web App
•
Design Tools
•
45
Bigticks
—
Automatically schedule your tasks to meet deadlines.
7
•
Web App
•
Productivity
•
Task Management
•
31
Chroma
—
Learn piano with AR ✨
15
•
iOS
•
Music
•
Education
•
399
Postcron: Scheduler for Instagram
—
Schedule Instagram posts & stories without notifications
78
•
Social Network
•
Social Media
•
Marketing
•
308
WhatsApp Stickers
—
WhatsApp finally supports stickers
9
•
Social Media
•
154
Top Five Domains
—
Discover makers' best domains and share your own.
20
•
Productivity
•
Sales
•
Tech
•
241
Remote Party Squad
—
Celebration as a Service for remote companies.
9
•
Tech
•
76
Hotjar
—
See how visitors are using your site and get visual feedback
153
•
Web App
•
Analytics
•
SaaS
•
9,760
SlashGary for Slack
—
Roast or motivate your co-workers with GaryVee quotes
2
•
Funny
•
Productivity
•
Messaging
•
16
Report