
ShortStack
ViralSweep
Rafflecopter
SweepWidget
Woobox
VYPER
Wishpond
Giveaways that grow your list

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Which is more popular?
Based on our record, Gleam seems to be more popular. It has been mentioned 14 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | gleam.io | diffyn.com |
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| Platforms | — | |
| Company | Startup from Australia · 10 - 19 employees · 2018 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Gleam is a contest, giveaway, and lead capture platform used by over 2.3 million marketers. Brands run viral giveaways, collect emails, grow social followings, and reward customers, all without writing code. Setup takes minutes and templates cover every campaign type. Refer a customer and earn...
No description of Diffyn yet.
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Gleam.io Review & Tutorial: How to Setup a Giveaway The Easy Way
More videos
The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Gleam and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Share your experience with using Gleam and Diffyn. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Same thought tbh but it might be scheduled or emergency maintenance. Issue seems to be with gleam.io rather than something under the control of the show / valve. Source: almost 3 years ago
Just put the entries in one of these gleam.io link:. Source: over 3 years ago
I didn't miss subnautica. I was watching 2 free games sites since 2016, before knowing of this subreddit. They posted the same free games, more or less, usually gleam.io giveaways of obscure games. Source: almost 4 years ago
Tracking Diffyn since Jun 2025.
When comparing Gleam and Diffyn, you can also consider the following products.

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Rafflecopter is a web app that makes it easy to run a giveaway promotion.
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Run contests, viral giveaways, sweepstakes, leaderboard competitions, and instant rewards campaigns. Quickly grow your email list, social media followers, website traffic, and qualified leads.
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Woobox helps you easily create powerful contests, sweepstakes, coupons, and more to grow your fans...
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