Teifi Bridge

The Gadget.dev alternative for Shopify brands

Gadget.dev is winding down and shuts down March 31, 2027. Teifi Bridge is already running in production.

Gadget.dev shuts down March 31, 2027

Your Shopify storeStays as it is Gadget appShuts down March 31, 2027 Teifi BridgeBuilt and run by Teifi ERP, WMS and 3PLStay as they are
  • Your Shopify storeStays as it is
  • Teifi BridgeReplaces the Gadget app
  • ERP, WMS and 3PLStay as they are

Same store, same systems. Only the layer between them changes.

Brands we work with

GuillevinBoost AutoSRAMChem-ImpexSigma SportsTandy LeatherUniversal Music GroupBusy Bee ToolshomenatureUbique GroupRaceline WheelsGroupe YellowRMSTATORValhalla Pure

Keep your custom Shopify apps running after Gadget.dev shuts down with Teifi Bridge. Teifi rebuilds them, runs both in parallel, and switches when the results match.

Explore Teifi Bridge
99.5%uptime, written into your agreement with service credits
5 daysto your free written migration plan
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Free Migration Assessment

A free, written plan to migrate your app off Gadget.dev.

No commitment to build with us. We work from whatever access to your app suits you, plus a 45-minute call.

Book a migration call

For Shopify brands whose own store runs on a Gadget app.

Your migration planIn 5 business days
  1. 01Every model, action and webhook in your app, mapped to Teifi Bridge
  2. 02Anything that will not carry over, and what to do about it
  3. 03A time and cost range for the rebuild, the data move, and the parallel run before cut-over
  4. 04A cut-over date before March 31, 2027

How The Switch Works

Run in parallel. Switch when the results match.

Book a migration call
Gadget appKept as fallback, then retiredTeifi Bridge
  1. 01

    Assess

    A free written plan in 5 business days.

  2. 02

    Run in parallel

    Your Gadget app and Teifi Bridge run side by side on live data. Teifi’s automated QA checks every result, then your team signs off in UAT.

  3. 03

    Launch

    Teifi Bridge goes live in a window you choose. Gadget is retired.

Choosing A Gadget.dev Alternative

Three ways to move your app, side by side

Rebuild and host it yourselves

Who rebuilds it
Your engineers
Who runs it after launch
Your engineers
Upside
  • Full control of code and hosting
Trade-off
  • Every incident and upgrade is yours
  • Every Shopify API change is yours to track
  • Hosting and on-call costs grow with you

Rebuild on another hosted platform

Who rebuilds it
Your engineers, on a new platform
Who runs it after launch
The platform
Upside
  • Quick to start
  • No servers to run
Trade-off
  • Another platform you don't control
  • Pricing set by the platform
  • The same shutdown risk, with a new vendor

Move it to Teifi Bridge

Who rebuilds it
Teifi's experienced Shopify engineers, beside your live app
Who runs it after launch
Teifi, as a managed service
Upside
  • Your own isolated runtime
  • Every Shopify API change handled
  • 99.5% uptime in your contract
  • Tiered, fixed price
  • No shutdown date
Trade-off
  • Day-to-day running sits with Teifi (self-hosting stays an option)
Book a migration call

Pricing

Sell more on Shopify without paying more for your app.

Hands typing on a laptop with a Shopify sticker on the lid
Gadget.dev

Usage-based

The more traffic and orders your store handled, the bigger the Gadget bill.
Teifi Bridge

Tiered, fixed price

One monthly price for your tier. Growth on Shopify does not raise it.

Gadget.dev vs Teifi Bridge

Gadget alternative: where your app runs after March 2027.

Guillevin
Guillevin's Shopify storefront

Guillevin. Five enterprise systems unified by Teifi Bridge.

“I genuinely thought Shopify wasn't built for us. I was wrong.”

Andréanne CantinNational Director, Product Data & Ecommerce, Guillevin International
+36%online sales since launch
+69%conversion rate
Under 1 saccount pricing, down from 7+ seconds
3.2Morders and invoices migrated in 28 hours
Read the Guillevin case study →

FAQs

What is the best Gadget.dev alternative for Shopify apps?

There are three routes: rebuild and host the app yourselves, rebuild it on another hosted platform, or have Teifi rebuild it on Teifi Bridge and run it for you. The right one depends on whether you want your own engineers running the app after March 2027.

Is Gadget.dev shutting down?

Yes. Gadget announced on November 9, 2026 that it is winding down. Existing apps keep running until March 31, 2027, new apps cannot be started, and Gadget support runs until the end of 2026.

How do I migrate my app off Gadget.dev?

Start with the free assessment. We map every model, action and webhook in your Gadget app to Teifi Bridge, rebuild it, run old and new in parallel on live data, and switch once the results match.

How long does a migration take?

A basic Shopify app typically takes about 2 weeks. Complex integrations take 3 to 4 weeks.* Your written plan gives the range for your app. Start early: Gadget support ends at the end of 2026. *Typical ranges, not a quote. Apps with many integrations or a long data history can take longer.

Will our store go down during the switch?

Nothing switches until Teifi Bridge has run beside your Gadget app on live data and matched it. Cut-over happens in a window you choose, away from peak trading, with a written rollback to Gadget while it is still running.

How is Teifi Bridge priced?

The assessment is free, and the build is scoped in the written plan. After go-live, Teifi Bridge runs on a tiered, fixed monthly price. Gadget billed by usage, so a busier store paid more. With Teifi Bridge, selling more on Shopify does not raise your bill.

What happens to our data and history?

History is backfilled from Shopify and your systems of record, then both stacks run on the same live events before anything switches. The written plan lists anything that will not carry over.

Where will our app run?

In its own container and runtime, isolated per client, on Kubernetes infrastructure Teifi owns and runs. Traffic from other Teifi Bridge clients has no effect on your app. Self-hosting is supported.

What happens if we leave Teifi later?

Hosting transfers to your environment, with access to the application.

Can you help if we have started moving it ourselves?

Yes: the assessment starts from what you have built so far and lists what is left.

Get your migration plan before Gadget.dev shuts down.

Gadget.dev shuts down March 31, 2027

Gadget dates and terms from gadget.dev and docs.gadget.dev, read November 9, 2026.