User Assistance
Support & Feedback
Have questions about a calculation, discovered a bug, or have ideas for a new feature? We are here to help.
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Direct Email Support
Send an email directly to the developer. We typically respond within 24–48 business hours.
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Discord Community
Chat with the developer, discuss financial calculators, and join beta tests alongside other Android enthusiasts.
Discord ↗Quick Troubleshooting Tips
Installing from Google Play
Qelvero is published on the Google Play Store. You can download and install it directly to any compatible Android device running Android 8.0 or higher.
Calculations differ slightly from your bank?
Different financial institutions use slight variations in calendar day counts (e.g., 360 vs 365 days) or front-loaded processing fees. Qelvero uses standard reducing balance EMI formulas.