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8 bestComposting Toiletsof September 2025

112M consumers helped this year.

1

Simplett Composting Toilet

Simplett Composting Toilet

Simplett Composting Toilet

Biolan

10.0

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2

Thinktank Waterless Toilet

Thinktank Waterless Toilet

Thinktank Waterless Toilet

Generic

10.0

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6% off

3

Sun-Mar GTG Self-Contained Composting Toilet with two chambers that separate solid and liquid waste for tiny homes, cottages and cabins, RVs, boats, farms, basements, warehouses, greenhouses, garages, barns, stables, trailers, aircraft hangars, yurts, pools, sheds and more. Ultra compact size is perfect for use in small spaces

Sun-Mar GTG Self-Contained Composting Toilet with two chambers that separate solid and liquid waste for tiny homes, cottages and cabins, RVs, boats, farms, basements, warehouses, greenhouses, garages, barns, stables, trailers, aircraft hangars, yurts, pools, sheds and more. Ultra compact size is perfect for use in small spaces

Sun-Mar GTG Self-Contained Composting Toilet with two chambers that separate solid and liquid waste for tiny homes, cottages and cabins, RVs, boats, farms, basements, warehouses, greenhouses, garages, barns, stables, trailers, aircraft hangars, yurts, pools, sheds and more. Ultra compact size is perfect for use in small spaces

Sustainable Village

9.9

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4

Nature's Head Self Contained Composting Toilet with Close Quarters Spider Handle Design

Nature's Head Self Contained Composting Toilet with Close Quarters Spider Handle Design

Nature's Head Self Contained Composting Toilet with Close Quarters Spider Handle Design

Nature's Head

9.8

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5

Cuddy Lite Portable Composting Toilet for Camping by CompoCloset ❘ Dry Composting Toilet for RV, Camping, and Tiny House, Urine Diverter, Waterless Toilet for Home, Self-Contained & Easy to Clean

Cuddy Lite Portable Composting Toilet for Camping by CompoCloset ❘ Dry Composting Toilet for RV, Camping, and Tiny House, Urine Diverter, Waterless Toilet for Home, Self-Contained & Easy to Clean

Cuddy Lite Portable Composting Toilet for Camping by CompoCloset ❘ Dry Composting Toilet for RV, Camping, and Tiny House, Urine Diverter, Waterless Toilet for Home, Self-Contained & Easy to Clean

Compo Closet

9.6

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6

Separett Villa 9215 AC/DC 12V Urine Diverting High Capacity Waterless Composting Toilet

Separett Villa 9215 AC/DC 12V Urine Diverting High Capacity Waterless Composting Toilet

Separett Villa 9215 AC/DC 12V Urine Diverting High Capacity Waterless Composting Toilet

Separett

9.4

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7

OGO Composting Toilet

OGO Composting Toilet

OGO Composting Toilet

OGO

9.1

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8

Separett Privy Kit 500 with Grey Foam Seat

Separett Privy Kit 500 with Grey Foam Seat

Separett Privy Kit 500 with Grey Foam Seat

Separett

8.8

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