Terms & Conditions
Last updated: 2/28/2026
Important: These calculators provide estimates only. Always consult with professional contractors and engineers for actual construction projects.
1. Acceptance of Terms
By using Mjengo App, you agree to these Terms & Conditions. If you disagree, please discontinue use of our services.
2. Service Description
Mjengo App provides free construction calculators for estimation purposes. We do not guarantee:
- 100% accuracy of calculations
- Completeness of cost estimates
- Suitability for specific construction projects
3. User Responsibilities
As a user, you agree to:
- Use the app for legitimate construction estimation purposes
- Verify all calculations with professional sources
- Not use estimates as binding contracts or guarantees
4. Limitation of Liability
Mjengo App and its creators are not liable for:
- Construction cost overruns based on our estimates
- Errors in calculations due to user input mistakes
- Regional price variations not accounted for
5. Modifications
We reserve the right to modify these terms at any time. Continued use after changes constitutes acceptance.
6. Open Source
This project is open source. You can view and contribute to the code on our GitHub repository.