Best Interest Calculator Debt Apps

247+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated October 2026

Out of 247+ interest calculator debt apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Interest Calculator Debt Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Loan Calculator - Debt PlannerLoan Calculator - Debt PlannerFree4.6β˜… (23K)YesYesOct 2026
2Debt Payoff Plan CalculatorDebt Payoff Plan CalculatorFree3.4β˜… (137)NoNoOct 2026
3Cash App - Credit Loan CalcCash App - Credit Loan CalcFreeβ€”YesNoOct 2026
4Changed: Automate Debt PayoffChanged: Automate Debt PayoffFree4.6β˜… (5.6K)YesNoOct 2026
5Loan Calculator - Loan2MeLoan Calculator - Loan2MeFree4.8β˜… (8.2K)NoYesOct 2026
6Loan EMI Calculator :Loan CalcLoan EMI Calculator :Loan CalcFree4.5β˜… (4)YesYesSep 2026
7Debtor Debt Pay Off CalculatorDebtor Debt Pay Off CalculatorFree4.8β˜… (44)YesNoMay 2026
8LoanCash - EMI Loan CalculatorLoanCash - EMI Loan CalculatorFreeβ€”YesNoSep 2026

Top Picks for Interest Calculator Debt

Loan Calculator - Debt Planner#1

Loan Calculator - Debt Planner by ChuChu Train Productions

Mortgage, Car, Lease & Payoff
Editor's Choice
πŸ’° Finance
4.6😐(23K ratings)
FreeAdsIn-App Purchases
Loan Calculator - Debt Planner screenshot 1
Loan Calculator - Debt Planner screenshot 2
Loan Calculator - Debt Planner screenshot 3
Loan Calculator - Debt Planner screenshot 4
Loan Calculator - Debt Planner screenshot 5
Loan Calculator - Debt Planner screenshot 6

This app helps you understand the true cost of loans and mortgages by revealing total interest paid and payoff timelines. It allows for scenario comparisons, extra payment analysis, and detailed amortization schedules. Visualize your debt journey with graphs and access bonus calculators.

What We Love

  • πŸ‘ Easy to use
  • πŸš€ Quick calculations
  • πŸ’‘ Helpful for financial decisions
  • πŸ”’ Secure app

Room to Improve

  • πŸ” Lacking advanced features
  • πŸ’Έ Excessive ads
  • πŸ› Bugs and crashes
  • πŸ“΅ Difficulty disabling ads
Debt Payoff Plan Calculator#2

Debt Payoff Plan Calculator by AppRebel, Inc.

Snowball repayment strategies
Strong Contender
πŸ’° Finance
3.4😐(137 ratings)
Free
Debt Payoff Plan Calculator screenshot 1
Debt Payoff Plan Calculator screenshot 2
Debt Payoff Plan Calculator screenshot 3
Debt Payoff Plan Calculator screenshot 4

This app helps you pay off your debts faster by calculating optimal payment strategies. Choose from various methods like snowball or highest balance first, and visualize your progress with detailed schedules and graphs.

What We Love

  • πŸ‘ Helpful for debt management
  • πŸ’‘ Motivates debt payoff
  • πŸ“ˆ Provides clear payoff projections
  • βœ… Simple and easy to use
  • πŸ“Š Good for visualizing debt
  • πŸ†“ Free to use
  • 🎯 Focuses on debt snowball/avalanche

Room to Improve

  • 😡 Hard to read text/colors
  • πŸ› Snowball method not working correctly
  • 🚫 No dark mode support
  • πŸ”’ Inaccurate calculations
  • πŸ”„ Requires monthly updates
  • πŸ’° Limits on payment/balance entry
  • πŸ“‰ APR limit (99.99%)
  • πŸ’Έ Ads can be intrusive

More Interest Calculator Debt apps to explore

FAQ about Interest Calculator Debt

What are the best interest calculator debt apps for iPhone?
Loan Calculator - Debt Planner tops our interest calculator debt apps ranking as of October 2026, with a 4.6-star average from 23K App Store ratings, and it's free to download.
Yes β€” 20 of the top interest calculator debt apps we rank are free to download, including Loan Calculator - Debt Planner and Debt Payoff Plan Calculator.
Loan Calculator - Debt Planner shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ interest calculator debt apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.