Goal Zero vs Mr. Pen
Goal Zero (goalzero.com) and Mr. Pen (mrpen.com) are stores in related niches (Renewable & Alternative Energy and Office Supplies) in the AdLibrarySpy index. Goal Zero gets more monthly visits than Mr. Pen: about 223K vs 71K.
The facts we hold on both, side by side. Checked November 6, 2026.
In short
- Goal Zero gets more monthly visits than Mr. Pen: about 223K vs 71K.
- Mr. Pen runs more live Meta ads than Goal Zero: 72 vs 22.
- Mr. Pen advertised on more days in the past 12 months: 32 vs 28.
- Mr. Pen's store is older: created Dec 2016, Goal Zero's in Aug 2020.
| Fact |  Goal Zero |  Mr. Pen |
|---|---|---|
| Monthly visits (SimilarWeb) | 223K (Sep 2026) | 71K (Sep 2026) |
| Live Meta ads | 22 | 72 |
| Store created | Aug 2020 | Dec 2016 |
| Based in | United States | United States |
| Niche | Renewable & Alternative Energy | Office Supplies |
| Payment options detected | Apple Pay, Google Pay, PayPal Express Checkout, Shop Pay | Apple Pay, Google Pay, Shop Pay |
Questions shoppers ask
- What is the difference between Goal Zero and Mr. Pen?
- Goal Zero gets more monthly visits than Mr. Pen: about 223K vs 71K. Mr. Pen runs more live Meta ads than Goal Zero: 72 vs 22. Mr. Pen advertised on more days in the past 12 months: 32 vs 28. Mr. Pen's store is older: created Dec 2016, Goal Zero's in Aug 2020.
- Do Goal Zero and Mr. Pen sell the same things?
- Both are listed in related niches: Goal Zero in Renewable & Alternative Energy, Mr. Pen in Office Supplies.
Facts from the Meta Ad Library, SimilarWeb, Trustpilot and each store; a fact only one of them has is left out. Is Goal Zero legit? · Is Mr. Pen legit?