Find Your Plan
Free for basic volume calculations. Unlock everything with a single one-time purchase — cement stabilization, 3D LiDAR scanning, photo annotations and more.
Free
For simple trench projects and getting started.
- Basic trench dimensions
- Fill type selection
- Benched & battered walls
- Volume calculations
Lifetime
Pay once, unlock every feature forever. No subscription.
- All Free features, plus:
- Cement stabilisation calculations
- Box and round culvert support
- LiDAR volume scanning
- Soil testing regimen
- Construction planner
- Photo annotation
Prices shown are in USD. Actual pricing may vary by country and will be displayed in your local currency when purchasing through the Google Play Store or App Store. Prices also vary by store.
Detailed Feature Comparison
| Feature | Free | Lifetime |
|---|---|---|
| Trench dimensions & calculations | ✓ | ✓ |
| Fill type selection | ✓ | ✓ |
| Benched & battered walls | ✓ | ✓ |
| Truck Load Calculator | ✓ | ✓ |
| Watercart Load Calculator | ✗ | ✓ |
| Cement stabilisation | ✗ | ✓ |
| Box and round culvert support | ✗ | ✓ |
| Soil testing regimen | ✗ | ✓ |
| Construction planner | ✗ | ✓ |
| LiDAR volume scanning | ✗ | ✓ |
| Note: LiDAR volume scanning for trench and stockpile volumes is only available on LiDAR-compatible devices, such as iPhone Pro models and iPad Pro models with LiDAR sensors. | ||
| Photo annotation | ✗ | ✓ |
Frequently Asked Questions
How do I see pricing?
Pricing is shown in the app based on your region. Download TrenchCalc and tap on any paid feature to see the one-time Lifetime unlock price in your local currency.
Is it a subscription?
No. The Lifetime unlock is a single one-time purchase through the Google Play Store or Apple App Store — pay once and keep every feature, with no recurring charges.
Is there a free trial?
The Free plan is available forever with core features, including basic trench dimensions, fill type selection, and wall types (battered/benched). You can unlock every advanced feature anytime with the one-time Lifetime purchase.
What payment methods are accepted?
All payments are processed securely through Google Play Store or Apple App Store. Google Play accepts credit cards, PayPal, and carrier billing depending on your region. App Store accepts credit cards, debit cards, and Apple Pay.