Cassou is a paid Chrome extension with a subscription. Redrip offers a lifetime free plan + unlimited Vinted accounts + AI messages in 9 languages. Redrip = best features/price ratio on the market.
What Cassou is
Cassou is a Chrome extension dedicated to Vinted, positioned mid-range: automatic relisting, basic favourites management, sales dashboard. Mandatory paid subscription after trial. Active French-speaking community.
Cassou vs Redrip feature by feature
Architecture
Both are local Chrome extensions (not cloud SaaS). Vinted credentials never shared with a third party. Tied on this point.
Price
Cassou: mandatory paid subscription after a short free trial (~7-14d). Variable pricing by plan.
Redrip: lifetime free plan (50 relists/month, unlimited Vinted accounts, AI messages, favourites). Paid plans €5.99 -> €19.99/month.
Multi-account Vinted
Cassou: typically capped by plan.
Redrip: unlimited Vinted accounts on all plans, including free.
AI buyer replies
Cassou: basic templates.
Redrip: OpenAI AI in 9 languages (FR/EN/ES/DE/IT/NL/PL/PT/RO) via your own OpenAI key (private data + cost of a few cents/month).
Autopilot
Cassou: auto relisting present.
Redrip: programmable cyclic Autopilot + offers to favouriters + AI messages, every X minutes, on a defined time window. MV3 keep-alive built in to avoid silent SW stops.
Shipping labels
Cassou: typically not handled.
Redrip: Vinted label download with 4-up A4 recrop (paper savings).
Support and dev contact
Cassou: classic ticket/email support.
Redrip: direct founder contact on Discord.
Recap table
| Criterion | Cassou | Redrip |
|---|---|---|
| Free plan | Short trial | Lifetime free |
| Multi-account | Capped by plan | Unlimited all plans |
| AI replies | Basic templates | 9 languages (private OpenAI) |
| A4 4-up labels | No | Yes |
| Photo quality | Variable | Native preserved |
| Dev support | Tickets | Direct founder Discord |
Try Redrip free
Lifetime free plan, unlimited accounts, AI in 9 languages. No credit card.
Install RedripWho should pick what
Pick Cassou if: you're already a happy customer of their dashboard and workflow.
Pick Redrip if: you want lasting free access, unlimited accounts, AI messages, calibrated anti-detection. Redrip's free plan covers most needs.
FAQ
Is Cassou safe?
Local Chrome extension, so Vinted credentials never shared. Like Redrip on this point.
Migrate from Cassou to Redrip?
Uninstall Cassou, install Redrip from the Chrome Web Store, reconnect to Vinted. No data migration needed (everything lives on Vinted's side).
Comparison based on public information as of June 2026. Trademarks belong to their respective owners. Redrip is not affiliated with Cassou.
Also read: Bleam vs Redrip, Clemz vs Redrip.