Is MASS legit?
mass.siOur check
MASS runs 5 live Meta ads and gets about 140K visits a month (SimilarWeb, Sep 2026). The store was created in Apr 2020, 6 years ago, and is based in Slovenia.
Checked . Facts only, from the Meta Ad Library, SimilarWeb, Trustpilot and the store itself; anything we have not measured is left out.
Good signs and warning signs
- Open for 6 years: created Apr 2020.
- Large audience: about 140K visits a month.
The facts
- Oldest Meta ad on file
- Jun 2025
- Live Meta ads
- 5
- Monthly visits
- 140K (SimilarWeb, Sep 2026)
- Traffic vs month before
- -19%
- Store created
- Apr 2020
- Based in
- Slovenia
- Niche
- Footwear
- Payment options detected
- Braintree, Google Pay
Questions shoppers ask
- Is MASS legit?
- MASS runs 5 live Meta ads and gets about 140K visits a month (SimilarWeb, Sep 2026). The store was created in Apr 2020, 6 years ago, and is based in Slovenia. These are measured facts, not a rating; check the flags on this page before you buy.
- Where is MASS based?
- mass.si is registered as a store in Slovenia.
See every ad MASS runs
Its full Meta ad history, the products it pushes and where it advertises — free, no card.
