---
title: "COSMO Promo Codes"
description: "Promo Codes at COSMO. Check for offers and shopping options on Refermate."
canonical_url: "https://staging.refermate.com/store/cosmo/promo-codes"
md_url: "https://staging.refermate.com/store/cosmo/promo-codes"
last_updated: "2026-10-09T16:52:21.832Z"
---
# COSMO Promo Codes - 50% Off + Up to 3.36% Cash Back

- URL: https://staging.refermate.com/store/cosmo/promo-codes
- Page: Promo Codes
- Store: COSMO
- Featured current offer: 50% Off
- Current offers: 19 offers
- Store website: https://cosmotogether.com
- Last refreshed: Friday, October 9, 2026

## Current Offers

### 1. 20% OFF
Type: Coupon code
Code: `GROUPON`
Description: Get 20% Off Sitewide
Usage count: 215
Last used: October 6, 2026

### 2. 10% OFF
Type: Coupon code
Code: `WELCOME10`
Description: Get 10% Off All Orders
Usage count: 21
Last used: September 22, 2026

### 3. 50% Off Sitewide
Type: Coupon code
Code: `DEAL50`
Description: Get 50% Off Sitewide
Usage count: 90
Last used: September 22, 2026

### 4. 20% Off Coupon
Type: Coupon code
Code: `MIHOV04`
Usage count: 42
Last used: September 22, 2026

### 5. 50% OFF
Type: Coupon code
Code: `COLOR50`
Description: Get 50% Off Sitewide
Usage count: 24
Last used: August 30, 2026

### 6. 20% Off Coupon
Type: Coupon code
Code: `KASSAFRASS`
Usage count: 13
Last used: August 8, 2026

### 7. 20% Off Coupon
Type: Coupon code
Code: `MIM22`
Usage count: 6
Last used: July 22, 2026

### 8. 20% Off Coupon
Type: Coupon code
Code: `SHOP`
Usage count: 7
Last used: July 29, 2026

### 9. 20% Off Coupon
Type: Coupon code
Code: `MIC`
Usage count: 6
Last used: July 22, 2026

## About COSMO

COSMO is a US-based ecommerce store offering home and lifestyle goods designed to help people connect and spend time together, including curated items for hosting and shared experiences.

## Frequently Asked Questions

### 1. How many COSMO promo codes are available right now?
COSMO currently has 19 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at COSMO?
One current featured COSMO offer is "50% Off". Availability and terms can change, so review the offer details before checkout.

### 3. Does COSMO offer cash back?
Yes, you can earn up to 3.36% cash back on eligible COSMO purchases through Refermate. The offer and cash back terms determine whether a promo code can be combined with it.

### 4. How do I use a promo code at COSMO?
When a code is listed, copy it from this page, add your items to your COSMO cart, and paste the code in the promo code field at checkout. Check the offer terms to confirm the discount applies.

### 5. When was this COSMO promo codes page updated?
Refermate updates this page when its COSMO offer or store data changes. Check the current offer details before shopping.

## Explore More

- Site map: https://staging.refermate.com/sitemap.md
- Store sitemap: https://staging.refermate.com/stores/sitemap.md
- Store directory: https://staging.refermate.com/stores