Stamped.io vs Annex Cloud
Side-by-side from the Top 11 rankings of The 11 Best Social Proof & Review Software Tools and The 11 Best Customer Loyalty & Rewards Software. Last verified June 15, 2026.
The short answer
Stamped.io ranks higher on Top 11 (#3 vs #7) for Ecommerce and SaaS companies collecting and displaying reviews and testimonials / Retailers and ecommerce brands running loyalty programs. Near-enterprise features (reviews, loyalty, Q&A) at a mid-market price.
At a glance
| Stamped.io | Annex Cloud | |
|---|---|---|
| Top 11 rank | #3 / The 11 Best Social Proof & Review Software Tools | #7 / The 11 Best Customer Loyalty & Rewards Software |
| Score (out of 9.4) | 8.8 | 8.1 |
| Best for | Best value feature set | Unified online & in-store loyalty |
| Pricing | $$ ($23 to $249/mo) | $$$$ ($2,500 to $15,000+/mo) |
| HQ | Singapore | Los Angeles, USA |
| Founded | 2016 | 2010 |
Stamped.io
Near-enterprise features (reviews, loyalty, Q&A) at a mid-market price.
stamped.ioSee full entry in The 11 Best Social Proof & Review Software Tools
Annex Cloud
Best for bridging the gap between online and offline retail loyalty.
www.annexcloud.comSee full entry in The 11 Best Customer Loyalty & Rewards Software
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.