Heap: Compost Helper
Balance your compost pile
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Track your compost, balance carbon and nitrogen in real time, and fix problem piles - all offline, no account needed.
Heap takes the guesswork out of composting. Add what you toss in - kitchen scraps, leaves, cardboard, grass clippings - and Heap calculates your carbon-to-nitrogen ratio in real time. No chemistry degree needed.
Features:
- Real-time C:N ratio calculator as you add materials
- Track multiple compost bins, tumblers, or piles
- Material library with C:N values for 80+ common inputs
- Visual balance indicator: too green, too brown, or just right
- Turn and temperature logging to track decomposition progress
- Troubleshooting guide: smelly pile, slow breakdown, pests
- Composting method comparisons: hot, cold, vermicompost, bokashi
- Works offline - your data stays on your device
Part of the Plant Anywhere family of gardening tools. Heap pairs naturally with the Plant Anywhere garden planner - grow food, then close the loop by composting your waste back into the soil.
Your data stays on your device. Heap does not require an account, does not sell your data, and does not show ads.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Compost smarter. C:N ratio calculator, 236-item materials database, bin tracker, temperature charts, troubleshooting guide. 5 methods: hot, cold, vermicompost, bokashi, tumbler. Offline. No ads.
The developer, ERIC MATTHEW DRAPER, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- ERIC MATTHEW DRAPER
- Size
- 25.5 MB
- Category
- Reference
- Compatibility
Requires iOS 13.0 or later.
- iPhone
Requires iOS 13.0 or later. - iPad
Requires iPadOS 13.0 or later. - iPod touch
Requires iOS 13.0 or later. - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Unlock Heap $2.99
- Copyright
- © 2026 Draper Productions LLC