The best Shopify COD apps are the ones that confirm a cash on delivery order before it ships, because a refused parcel costs you the delivery twice. If fake or refused orders are your problem, start with a verification, deposit or risk-scoring app; if you mainly want more COD sales, start with a one-click order form.
The most common mistake with cash on delivery goes like this. A store installs a slick COD order form, orders jump, and a month later the courier invoice arrives with a pile of parcels that came back unopened. Ordering got easier for everyone, including people who were never going to pay. So decide which problem you're paying to solve before you open a single listing.
What a refused COD order costs you
A cash on delivery order that's refused at the door, or never answered, becomes what couriers call RTO: return to origin. You've paid to send it out, you often pay again for it to come back, and that stock wasn't available to sell while it was away. Three of the apps below name cutting RTO in their own descriptions, which tells you how common the problem is.
That's why the most useful COD apps aren't really about cash at all. They're about adding a small amount of commitment before you hand a parcel to a courier: a confirmed phone number, a reply on WhatsApp, a part-payment, or a fee that nudges the buyer to pay upfront instead. Every one of those adds a little friction, and friction is the trade-off you're choosing between.
The four jobs these apps do
Almost every Shopify COD app falls into one of four types, and a few combine two. Knowing which type you're looking at saves you from comparing an order form with a fraud filter as if they were the same thing.
Order forms. These replace or sit beside the normal checkout with a short form, often a popup, so a COD buyer can order in one go. Most add upsells and offers inside the form. They raise COD volume; on their own they do nothing about fake orders.
Fees and rules. These charge a COD fee, or switch COD off for certain products, cart values, areas or customers. The aim is to move buyers towards prepaid without banning COD outright.
Verification. These check the buyer before you ship: a one-time passcode by SMS, an automatic confirmation message, or a WhatsApp flow the buyer has to answer. Unconfirmed orders get held or cancelled.
Deposits and risk scores. Partial-payment apps take part of the order value at checkout, so the buyer has money at stake. Risk-scoring apps rate each COD order and flag the ones that look fake before fulfilment.
Which type of COD app to choose
You're new to COD and orders are small. Start with a fee-and-rules app. It's the cheapest experiment, and it tells you quickly how many of your buyers will happily pay upfront when asked.
Your refusals come from numbers nobody answers. Go for verification by OTP or WhatsApp, and make sure unconfirmed orders are held automatically, not just flagged.
You sell higher-value items. A partial-payment app is the strongest filter, because a buyer who's paid something is far less likely to refuse the rest. Expect a few more abandoned carts; that's the cost of the filter working.
You want more COD sales, not fewer refusals. An order-form app with upsells is the right tool, but pair it with verification, or you'll simply get more of the orders that come back.
You're a very small store still finding your feet. Keep your app count low; our list of the best Shopify apps for a small store is a good place to decide what earns a place first. One COD app that matches your main problem beats three that overlap.
COD order forms and confirmation apps
Releasit COD Form & Upsells
A one-click COD order form that can pop up or sit inside the product page, with upsells, OTP and SMS built in.
Amai COD
For stores that want COD checkout running quickly, with order rules and conditions you can set customer by customer.
Rivio COD & Partial Payments
COD forms, OTP checks, part-payments, fees and upsells rolled into a single app instead of three separate ones.
Hillteck Verify COD Orders
Confirmation first: it checks the buyer's number and confirms COD orders automatically, with WhatsApp automation handling the follow-up.
Want AI doing the heavy lifting in your marketing?
I build the systems that handle the boring 80 percent, so you get your week back. Done properly, with the human kept in.
Fastrr COD
Shiprocket's app for hiding or reordering the COD option at checkout, aimed squarely at cutting returns to origin.
COD fees, deposits and risk checks
EasyCOD
A fee-and-limits tool: add a cash on delivery charge and restrict where COD appears, so more shoppers choose to pay upfront.
DX COD Fee Manager
Applies small COD fees and limits through custom rules, nudging buyers towards prepaid without switching COD off.
Q: Partial Payments & COD
Takes a part-payment at checkout on COD orders, plus custom convenience fees, so the buyer has some money riding on the delivery.
TrueCOD
Risk scoring for cash on delivery that rates each order in real time and flags the likely fakes before anything leaves your shelf.
What COD apps cost to run
On the nine listings above, three show a flat monthly plan, two list a free plan, one is listed as free, one is free to install, and two are free to install with charges that may apply once you use them. The three that publish a monthly figure start at a couple of dollars and stay under ten dollars a month for the entry plan.
The app fee is rarely the number to worry about. Put the monthly charge next to what a single refused parcel costs you in outbound and return shipping, then count how many refusals the app has to stop to pay for itself. If refusals are a real problem for you, that number tends to be small, which is why the more useful question is how much good business the extra friction loses you.
A one-hour test before you commit to one
You don't need a consultant to work out which type you need. You need your own order history and an hour.
- Export your last two or three months of COD orders from Shopify and mark every one that was refused, unanswered or returned.
- Look for the pattern. Is it new customers? A handful of postcodes or delivery areas? High cart values? The same phone number ordering again and again? Each pattern points to a different type of app.
- If refusals cluster by area or cart value, you want fees and rules. If they come from numbers that don't answer, you want verification. If they're spread evenly, a deposit or a risk score will do more.
- Install your shortlisted app and place three test orders yourself: one with a real number, one with a wrong number, and one from an area you'd want to restrict.
- Check what happens to each in your admin. Is the bad one tagged, held or cancelled? Did the confirmation message arrive, and how many taps did it take a buyer to confirm on a phone?
That last check matters more than it sounds. A verification step that takes a buyer six taps on a slow connection will lose you good orders along with the bad ones.
Do you make Shopify COD apps? Tool makers can ask to be considered for a featured place on this list.
Mistakes that push refusals up, not down
Two order-form apps running at once is the classic. You trial one, forget to remove it, install another, and now two forms are fighting over the same button on mobile. Remove the old app before testing the new one.
The COD fee is the next place stores go wrong, usually by guessing. Too small and nothing changes; too big and buyers who don't trust paying upfront leave altogether. Move it in small steps and watch prepaid share and total orders side by side, not one at a time.
Timing trips people up too. A confirmation made once the parcel is on the van is worth very little, so check that unconfirmed orders stay on hold until the buyer answers. And don't switch COD off in a panic: where most people pay cash at the door, losing it can cost more than the refusals did.
Finally, these apps only decide which orders go out. What happens next sits with your courier, so read this alongside our guide to the best Shopify shipping apps, and keep buyers informed with decent order tracking. A buyer who knows the parcel is coming is far more likely to pick up the courier's call.
Want your tool on this list? Featured spots and reviews here are paid partnerships. Here's how to partner with me.


