
Make an Offer
Make an offer
A Make an offer button with counter-offers, deadlines and a single-use agreed price; vendors answer their own offers.
from $49
Platforms
CS-CartAdd-ons and themes for CS-Cart and Multi-Vendor
OpenCartExtensions and themes for OpenCart 4 and 3Stores
CS-Cart & Multi-Vendor · 19 products
Recover carts, run retail-style promotions, let shoppers make offers, reward loyal customers and collect reviews with photos and videos. Conversion tools built on CS-Cart’s own promotions, user groups and reviews.

Make an Offer
A Make an offer button with counter-offers, deadlines and a single-use agreed price; vendors answer their own offers.
from $49

Abandoned Cart Recovery Pro
Up to three reminders, single-use coupons, one-click cart restore and recovered revenue per reminder.
from $69

Advanced Promotions: Buy X Get Y, Tiers, Schedules
Buy X get Y, cheapest item free, tier tables and time windows inside the promotion editor you already use.
from $99
Most of these add-ons extend a core CS-Cart feature (promotions, user groups, product reviews, e-mail notifications) instead of running a separate system, so reports and orders stay in one place.
Marketing & Conversion
Up to three reminders, single-use coupons, one-click cart restore and recovered revenue per reminder.
Marketing & Conversion
Let shoppers subscribe to price-drop, back-in-stock and low-stock alerts per product or variation, sent by e-mail or Telegram through a throttled queue, with a demand report.
Marketing & Conversion
Progress bar that shows how much more to spend for free shipping, a gift or a discount, with thresholds read from your shipping rates and promotions.
Marketing & Conversion
Rule-based badges such as Sale %, New, Only 3 left and Bestseller on product images in lists, quick view and the product page.
Marketing & Conversion
Honest urgency and social proof from real store data: recent buyers, low stock, live viewers, real promotion countdowns and recent-purchase toasts, full page cache safe.
Marketing & Conversion
See which channel, campaign and landing page brought every order, with revenue by channel.
Marketing & Conversion
Buy X get Y, cheapest item free, tier tables and time windows inside the promotion editor you already use.
Marketing & Conversion
Refer-a-friend links with welcome coupons and store credit, points or coupon rewards, plus an affiliate program with commissions and payout requests, on one tracking engine.
Customer Account, Loyalty & Reviews
Customer videos and photos in core product reviews, a gallery tab, review filters, product Q&A with vendor answers and coupons for approved reviews.
Customer Account, Loyalty & Reviews
Review request e-mails after delivery with one-tap star links, a review page without login, reminders, reward coupons and statistics.
Customer Account, Loyalty & Reviews
Passwordless sign-in and registration with a one-time code by SMS (Twilio or any HTTP gateway) or WhatsApp, phone verification in the profile and rate limits against abuse.
Customer Account, Loyalty & Reviews
VIP tiers on CS-Cart user groups: automatic upgrades by spend or orders, grace periods, points multiplier, cashback, birthday rewards and a My tier page.
Customer Account, Loyalty & Reviews
Customer store credit for refunds, cashback rules and admin credit, paid at checkout in full or in part, with an immutable ledger.
Customer Account, Loyalty & Reviews
Helps you provide the EU online withdrawal function: a "Withdraw from contract here" button, a two-step statement with "Confirm withdrawal", a dated acknowledgement e-mail and a withdrawal register with cancellations and RMA requests.
Customer Account, Loyalty & Reviews
Customer support tickets in My account and the admin panel: departments, priorities, assignees, internal notes, canned responses, attachments, guest tickets with secure links, satisfaction ratings and vendor tickets for Multi-Vendor.
Customer Account, Loyalty & Reviews
One-click sign-in with Google, Apple, Microsoft, Facebook, Amazon, LinkedIn, Discord or your own OpenID Connect provider, plus Google One Tap.
Marketing & Conversion
Floating WhatsApp, Messenger or Telegram chat button with agent hours and an 'ask about this product' message.
Marketing & Conversion
A Make an offer button with counter-offers, deadlines and a single-use agreed price; vendors answer their own offers.
Marketing & Conversion
Sell unique items by timed auction with automatic bids, reserve and Buy Now prices and a winner checkout you can trust.
FAQ
Yes. Every add-on in this category is sold for CS-Cart and Multi-Vendor, with a separate price per edition.
No. They run inside your store; the ones that send e-mails use your CS-Cart mailer.
Kavio Labs
The same standards, the same support desk and one licence portal on every platform we build for.