
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | getstell.com | nullstack.app |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Norway · 1 - 9 employees | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Create digital passes for Apple Wallet on iPhone and Apple Watch, or Google Wallet on Android—loyalty cards, tickets, memberships, and coupons. No app required. Engage customers with push notifications and real-time updates.
No description of Nullstack yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Nullstack yet.
Walkthroughs and reviews on video.
Stell: One-tap loyalty redemption experience
More videos
Full-stack with Nullstack - Part 3
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Stell and Nullstack.
Stell's answer
Customers already tap to pay. Now that same tap recognizes them too. No app download, no phone number lookup, no QR scan. One tap, done. And when someone pays without being a member, post-purchase enrollment lets you convert them right there.
Stell's answer
QR codes work immediately with no integration. Add NFC tap-to-identify when you're ready. We plug into your existing loyalty platform, so there's nothing to rip out. Low risk, fast proof of value.
Stell's answer
Loyalty and marketing teams at retail and grocery brands. If most of your transactions go unidentified and your SMS costs keep climbing, Stell solves both. Tap-to-identify at checkout, plus push notifications built in.
Share your experience with using Stell and Nullstack. For example, how are they different and which one is better?
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