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Calculateur Boule de Neige de Dettes.

Comparer les strategies boule de neige et avalanche pour rembourser vos dettes plus rapidement

Calcul sur l'appareilSans inscription
01

Saisissez vos valeurs

Les résultats se mettent à jour pendant la saisie.

Vos Dettes

Dette #1

Dette #2

Dette #3

Plan de Remboursement

Dette Totale

$15,000

Paiement Minimum Total

$410

Results update automatically as you edit your debts.

Recommandation

Both methods will give you nearly identical results. Choose based on preference: Snowball for motivation, Avalanche for math.

Methode Boule de NeigePlus Petit Solde en Premier

Temps de Remboursement2y 5m
Interets Totaux$2,791
Total Paye$17,791

Ordre de Remboursement :

Credit Card 2 - Mois 9
Credit Card 1 - Mois 20
Personal Loan - Mois 29

Methode AvalancheTAEG le Plus Eleve en Premier

Temps de Remboursement2y 5m
Interets Totaux$2,791
Total Paye$17,791

Ordre de Remboursement :

Credit Card 2 - Mois 9
Credit Card 1 - Mois 20
Personal Loan - Mois 29

Comprendre les Strategies de Remboursement de Dettes

Methode Boule de Neige: Methode Boule de Neige : Remboursez d'abord le plus petit solde. Cela vous donne des victoires psychologiques tot, vous aidant a rester motive. Vous verrez les dettes disparaitre rapidement, creant un elan.
Methode Avalanche: Methode Avalanche : Remboursez d'abord le taux d'interet le plus eleve. C'est mathematiquement optimal et vous fait economiser le plus d'argent en interets a long terme.
Laquelle choisir ? Si les economies d'interets sont significatives (500€+), utilisez l'avalanche. Si vous avez besoin de motivation et de victoires rapides, utilisez la boule de neige. Les deux fonctionnent-la meilleure methode est celle que vous maintiendrez !

Cite this calculator

Canonical URL: https://mathify.one/fr/finance/debt-snowball

Cite as: Mathify. (2026). Calculateur Boule de Neige de Dettes. https://mathify.one/fr/finance/debt-snowball

Use Cases

Compare payoff strategies for your debts

Enter your debts, balances, interest rates, and monthly payment to see how the snowball and avalanche methods differ in payoff time and total interest paid.

Example: See how paying off a $500 medical bill first compares to tackling a 20% APR credit card.

Plan a debt payoff timeline

Use the calculator to estimate how long it will take to become debt-free under each strategy, helping you set realistic goals and stay motivated.

Example: Find out if you can be debt-free in 2 years with the snowball method.

Frequently Asked Questions

What is the debt snowball method?
The debt snowball method involves paying off your smallest debts first while making minimum payments on larger debts. Once the smallest debt is paid off, you roll its payment amount into the next smallest debt, creating a 'snowball' effect. This method focuses on quick wins and motivation.
How does the debt snowball compare to the debt avalanche?
The debt avalanche method prioritizes debts with the highest interest rates first, potentially saving more money on interest over time. The debt snowball focuses on smallest balances first, which can provide psychological wins. The calculator compares both to show which strategy gets you debt-free faster and which saves more interest.
Which method is better: snowball or avalanche?
It depends on your personality and financial goals. The avalanche method is mathematically optimal, saving more interest, but the snowball method may be more motivating for some people. Use the calculator to see the difference in payoff time and interest paid for your specific debts.

Tips & Common Mistakes

Tips

  • List all your debts with their balances and interest rates to get an accurate comparison.
  • Consider your personality: if you need quick wins, the snowball method may be better; if you want to save the most interest, choose the avalanche.
  • Make sure to include all minimum payments in your monthly budget to avoid missed payments.
  • Revisit the calculator after paying off a debt to update your plan and see your progress.

Common Mistakes to Avoid

  • Forgetting to include all debts, such as personal loans or medical bills, which can skew the comparison.
  • Ignoring the psychological aspect: choosing the avalanche method but losing motivation because it takes longer to see a debt paid off.
  • Not accounting for extra payments or changes in interest rates, which can affect the payoff timeline.

Last updated: August 13, 2026