Software · head to head
Capital One Shopping vs Postmark

Postmark
Software
No hidden fees, no guesswork. Just the features you need, at a price that makes sense
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Capital One Shopping limited to coupon and price comparison features, no true cashback rewards; Postmark free tier caps at 100 emails per month with no overages allowed
Where they differ
Only the attributes on which Capital One Shopping and Postmark actually diverge.
| Attribute | Capital One Shopping | Postmark |
|---|---|---|
| Pricing model | Unknown | freemium |
| Platforms | Web, iOS, Android | Web |
| Founded | 2014 | Unknown |
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Capital One Shopping
- Price comparison
- Coupon finder
- Price tracking
- Credits rewards
- Chrome support
- Firefox support
- Edge support
- Safari support
Only in Postmark
Nothing recorded that Capital One Shopping does not also cover.
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Capital One Shopping
- Limited to coupon and price comparison features, no true cashback rewards
- Dependent on retailers offering coupons or price matching
- Browser extension adds processing overhead to shopping sessions
Postmark
- Free tier caps at 100 emails per month with no overages allowed
- Basic plan ($15/mo) includes 10,000 emails then charges $1.80 per 1,000 extra; Pro and Platform tiers have their own lower per-1,000 overage rates ($1.30 and $1.20), so cost scales per email beyond the included volume
- Custom high-volume pricing above the published tiers requires contacting sales
Pricing, plan by plan
Capital One Shopping
FreeNo published plan breakdown. See the Capital One Shopping review.
Postmark
FreeNo published plan breakdown. See the Postmark review.
Which should you pick?
Choose Capital One Shopping if
- You need price comparison.
- You want to start without paying.
- You work on Web, iOS, Android.
- You also want coupon finder.
Questions people ask
- Is Capital One Shopping or Postmark better?
- Neither clearly leads. Capital One Shopping starts at Free and Postmark at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Capital One Shopping or Postmark?
- Capital One Shopping starts at Free and Postmark at Free.
- Does Capital One Shopping or Postmark run on more platforms?
- Capital One Shopping runs on Web, iOS, Android. Postmark runs on Web.
- Can I use Capital One Shopping for free?
- Both have a free tier, so you can try either at no cost before committing.
- What can Capital One Shopping do that Postmark cannot?
- Capital One Shopping covers Price comparison, Coupon finder, Price tracking, Credits rewards.
Answered from the vendors’ own pages
Capital One Shopping: Is Capital One Shopping free?
Yes. Capital One Shopping is 100% free to install and use on desktop or mobile. There are no fees or charges.
SourceCapital One Shopping: Does Capital One Shopping require a Capital One account?
No. Capital One Shopping is free for everyone, including people who are not Capital One customers.
SourceCapital One Shopping: What platforms does Capital One Shopping support?
Capital One Shopping is available as a browser extension for desktop browsers and as a mobile app for iOS and Android.
Related pages
More on Capital One Shopping
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