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![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Andrew L. Johnson
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We are a trio of Magic nerds, and we wanted a market focused entirely on MTG that would support amazing an amazing shopping and collecting experience.
![Mana Pool](https://ph-files.imgix.net/dfdb3d8e-f563-4b06-b798-49a4978ac1ee.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Mana Pool
The Marketplace for Magic Cards
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Mana Pool is the marketplace for Magic cards, focused 100% on the MTG community. Shop for singles and sealed products, or sell cards on Mana Pool.
![Mana Pool](https://ph-files.imgix.net/dfdb3d8e-f563-4b06-b798-49a4978ac1ee.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Mana Pool
The Marketplace for Magic Cards
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Andrew L. Johnson
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@datamongers built an amazing machine.
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Trail Finder by Gaia GPS (open beta)
Plot a precise trail with the Gaia GPS Trail Finder
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Trail Finder by Gaia GPS (open beta)](https://ph-files.imgix.net/9c90aa7b-8088-4eb8-934e-4975cb021b8e.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Trail Finder by Gaia GPS (open beta)
Plot a precise trail with the Gaia GPS Trail Finder
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Andrew L. Johnson
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Get unique insights about app sales with App Theta. It's based on my experience making apps, and the technical wizardry of my co-founder Dan Felix, an ex-Google machine learning expert.
![App Theta](https://ph-files.imgix.net/1c84689b-2b38-4146-a984-0f238064dc3d.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
App Theta
Estimate Competitors' Revenue with App Theta
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
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App Theta
Estimate Competitors' Revenue with App Theta
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Andrew L. Johnson](https://ph-avatars.imgix.net/142364/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Gaia GPS for Apple Watch](https://ph-files.imgix.net/a6bc4e56-8ce5-477b-b4df-e8fb36c96229.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Gaia GPS for Apple Watch
Topo Maps on Your Wrist