IMPAKT ID: fashion CO2 tracker vs Offsettr
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
START
- · CO2 calculation on up to 50 products
- · Calculates CO2 per product
- · Product page widget
- · Widget design customization
COUNTING
- · CO2 calculation from 51 to 200 products
- · Calculates CO2 per product
- · Product page widget
- · Widget design customization
NOW
- · CO2 calculation from 201 to 500 products
- · Calculates CO2 per product
- · Product page widget
- · Remove IID logo
- · Widget design customization
Free
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every feature##Make an impact through data IMPAKT ID is an automated carbon footprint calculator fashion textile products. The tool combines generic product information, impact research and statistical modelling to calculate CO2 footprint for each individual textile product. SIMPLE REPORTING: The app allows online stores and clothing manufacturers to measure and report CO2 footprint in a simple automated way.
Offsettr allows you to drop a plugin into your checkout page which lets your customers contribute to reducing the carbon footprint of their purchase. All you need to do is install the app, choose and offset price, and drop our auto-generated code into your basket theme. Then customers will see the Offsettr widget and be able to offset their carbon footprint.
- MEASURE the CO2 footprint of each product in your store and take informed action
- COMPLY with mandatory carbon reporting legislation: showcase your product impact
- Increase customer loyalty: showcase your product impact on every product page
- Offset some or all of your product's carbon footprint with customisable prices
- A simple widget you can use to offer your customers offsets
- Impact reports so you can see the impact your customer's offsets and having
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  IMPAKT ID |  Offsettr |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | IMPAKT ID | Offsettr |
|---|---|---|
| App Store rating | Not published | 4.3 ★ |
| App Store reviews | Not published | 7 |
| New reviews, 28 days | Not enough data | 0 |
| Reviewers a year or more in | Not enough data | Not enough data |
FAQ
IMPAKT ID and Offsettr: common questions
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 13, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 13, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.