Best 401K Calculator Apps

249+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

Looking for free 401k calculator apps? 20 of our 249+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top 401K Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1401K Retirement Calculator401K Retirement CalculatorFree4.0★ (1)NoYesJul 2026
2Compound Interest CalcCompound Interest CalcFree4.8★ (6.5K)YesYesAug 2026
3EZ Financial CalculatorsEZ Financial CalculatorsFree4.4★ (51)YesNoAug 2026
4Best Retirement CalculatorBest Retirement CalculatorFree4.3★ (3)NoNoMay 2026
5Solo 401k CalculatorSolo 401k CalculatorFreeNoJul 2026
6NetBenefitsNetBenefitsFree4.6★ (29K)NoNoAug 2026
7Investment Calculator - CalcInvestment Calculator - CalcFree4.7★ (1.6K)YesYesAug 2026
8CompounderCompounderFree4.8★ (3.4K)NoNoAug 2026

Top Picks for 401K Calculator

401K Retirement Calculator#1

401K Retirement Calculator by Farouk Nasser

When Can I Retire Vanguard
Editor's Choice
💰 Finance
4.0(1 ratings)
FreeIn-App Purchases
401K Retirement Calculator screenshot 1
401K Retirement Calculator screenshot 2
401K Retirement Calculator screenshot 3
401K Retirement Calculator screenshot 4
401K Retirement Calculator screenshot 5
401K Retirement Calculator screenshot 6

Estimate and manage your retirement savings with this tool. It forecasts your 401(k) balance, explores distributions, and helps you understand early withdrawal penalties and employer match optimization. Plan effectively by adjusting various financial inputs.

Compound Interest Calc#2

Compound Interest Calc by Dane Hankamer

Plan | Invest | Retire
Strong Contender
💰 Finance
4.8😊(6.5K ratings)
FreeAdsIn-App Purchases
Compound Interest Calc screenshot 1
Compound Interest Calc screenshot 2
Compound Interest Calc screenshot 3
Compound Interest Calc screenshot 4
Compound Interest Calc screenshot 5

Plan your financial future with a powerful compound interest calculator. It helps you visualize investment growth with periodic contributions and plan retirement withdrawals with inflation adjustments. Offers detailed breakdowns and interactive charts for informed financial decisions.

What We Love

  • 🚀 Easy to use
  • 🚀 Visually appealing
  • 🚀 Helpful for financial planning
  • 🚀 Powerful compound interest calculations

Room to Improve

  • 🐛 Scaling issues on smaller devices
  • 🐛 Inaccurate calculations in certain scenarios
  • 🐛 Frequent ads disrupting user experience
EZ Financial Calculators#3

EZ Financial Calculators by Bishinew Incorporated

Worth Considering
💰 Finance
4.4😊(51 ratings)
FreeAds
EZ Financial Calculators screenshot 1
EZ Financial Calculators screenshot 2
EZ Financial Calculators screenshot 3
EZ Financial Calculators screenshot 4
EZ Financial Calculators screenshot 5
EZ Financial Calculators screenshot 6

Access a comprehensive suite of financial tools for personal and business use. Calculate loans, mortgages, investments, retirement savings, and more with ease. This app offers a wide range of specialized calculators for detailed financial analysis.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Powerful set of financial calculators
  • 💡 Comprehensive range of features
  • 👍 Helpful for personal finance and education

Room to Improve

  • 🐛 Occasional crashes or bugs
  • 🔍 Intrusive ads in free version
  • 🔍 Lack of customization options

More 401K Calculator apps to explore

4
Best Retirement Calculator
Best Retirement Calculator
Best Retirement Calculator
5 simple questions.
Free

Estimate how long your retirement savings will last with this free finance tool. Quickly adjust variables like withdrawal amounts, investment returns, and inflation to explore different retirement scenarios and determine your financial needs.

Retirement savings duration estimationRetirement financial needs calculationAdjustable withdrawal amounts
💰 Finance
(3)
free
5
Solo 401k Calculator
Solo 401k Calculator
Solo 401k Calculator
by 长贵 周
Free
💰 Finance
(0)
6
NetBenefits
NetBenefits
NetBenefits
Fidelity workplace benefits
Free

Manage your Fidelity workplace benefits, including retirement savings, stock options, health insurance, and HSAs. Track account balances, investments, and expenses. Plan for your future with personalized tools and educational resources.

Manage retirement savingsAccess stock optionsView health insurance details
💰 Finance
(29K)
free
7
Investment Calculator - Calc
Investment Calculator - Calc
Investment Calculator - Calc
Compound interest, financial
Free

Easily assess investment value over time with detailed tables and charts. Includes tools for ROI, duration, and contribution calculations. Save and track your financial journey.

Investment progression tables and chartsReturn on Investment (ROI) calculationInvestment duration and contribution planning
💰 Finance
(1.6K)
subscription
8
Compounder
Compounder
Compounder
Interest Calculator
Free

Calculate the growth of savings and investments using compound interest. Explore how regular contributions and withdrawals impact your financial goals over time. Designed for anyone to understand and utilize the power of compounding for wealth building.

Calculate compound interestFlexible settingsFactor in periodic withdrawals
💰 Finance
(3.4K)
free
9
Retirement Calculator, Planner
Retirement Calculator, Planner
Retirement Calculator, Planner
Preparing finances for old age
Free

This app helps you plan your retirement finances with personalized guidance and detailed schedules. It offers accurate calculations for savings and withdrawals, allowing you to track your progress and adjust your strategy for financial freedom.

Accurate retirement savings calculationsPersonalized saving strategy adviceDetailed annual contribution and distribution schedule
🔧 Utilities
(307)
subscription
10
Retirement Cashflow Calculator
Retirement Cashflow Calculator
Retirement Cashflow Calculator
Glide into Golden Years
Free
💰 Finance
(0)
11
Fidelity Investments
Fidelity Investments
Fidelity Investments
Invest, save, plan in one app.
Free

Invest in stocks, ETFs, and cryptocurrencies with professional insights and powerful tools. Manage cash, pay bills, and automate investments. Offers 24/7 support and robust account protection.

Invest in stocks, ETFs, mutual fundsTrade cryptocurrenciesCash management and bill pay
💰 Finance
(3.2M)
free with in-app purchases
12
FFCalc - Retirement Calculator
FFCalc - Retirement Calculator
FFCalc - Retirement Calculator
FIRE & Freedom Planner
Free

This app helps you determine how long you need to save until financial independence. Input your income, expenses, and current savings to receive personalized retirement timelines. Visual charts and tables illustrate your projected savings growth year by year.

Financial freedom timeline calculationIncome and spending inputCurrent savings tracking
💰 Finance
(390)
free with in-app purchases
13
Salary Calculator: Netto
Salary Calculator: Netto
Salary Calculator: Netto
Calculate Paycheck Take Home
Free
🔍 Reference
(0)
14
Wealthfront: Save and Invest
Wealthfront: Save and Invest
Wealthfront: Save and Invest
Saving, investing, stocks.
Free

This app offers a high-yield cash account, automated investing with expert-built portfolios, and commission-free stock trading. It provides a consolidated view of your finances to help you build wealth and plan for retirement.

High-yield cash account with APYAutomated ETF portfoliosCommission-free stock and ETF investing
💰 Finance
(17K)
free with in-app purchases
15
401GO
401GO
401GO
401k plan management
Free

Manage your 401(k) retirement savings with ease. Track your balance, adjust investments, and generate savings projections. Get personalized recommendations and update beneficiaries securely.

View account balance and gains/lossesReview and adjust investment allocationsGenerate savings projections
💰 Finance
(16)
free
16
Compounding Calculator
Compounding Calculator
Compounding Calculator
by Jon Jones
Free

Easily estimate the future returns of your investments, including retirement accounts and stock trading. View detailed breakdowns of your investment growth over time, including returns and withdrawals.

Estimate future investment returnsTrack retirement accountsAnalyze stock trading growth
💰 Finance
(2)
free
17
Empower ®
Empower ®
Empower ®
Plan, save, invest, retire
Free

This app provides a comprehensive financial overview, consolidating all your accounts in one place. It offers tools to plan for retirement, manage budgets, track net worth, and simulate financial scenarios, making financial management clearer and simpler.

Consolidated account viewRetirement planningBudget tracking
💰 Finance
(400K)
free with in-app purchases
18
Jayu: FIRE Strategy
Jayu: FIRE Strategy
Jayu: FIRE Strategy
The serious FIRE planner's app
Free

This app offers advanced financial independence, retire early (FIRE) planning with personalized projections, Monte Carlo simulations, and AI-driven tax optimization strategies. It helps users understand their financial future, optimize savings, and track progress towards their goals.

Monte Carlo simulations for FIRE outcomesAdvanced tax optimization strategiesPersonalized funding waterfall
💰 Finance
(4)
freemium
19
401k: Your Retirement Guide
401k: Your Retirement Guide
401k: Your Retirement Guide
Capital Financial Benefits Pro
Free

This app provides a comprehensive guide to 401(k) savings, offering tools for growth projections, Roth conversions, and step-by-step advice for common retirement scenarios. It includes interactive quizzes and an instant FAQ section to simplify financial planning.

Retirement planning guideGrowth projection calculatorRoth conversion tool
🔧 Utilities
(13)
paid
20
Loanify : Loan EMI Calculator
Loanify : Loan EMI Calculator
Loanify : Loan EMI Calculator
Loan EMI & All in 1 calculator
Free
💰 Finance
(0)

FAQ about 401K Calculator

What are the best 401k calculator apps for iPhone?
401K Retirement Calculator tops our 401k calculator apps ranking as of August 2026, with a 4.0-star average from 1 App Store ratings, and it's free to download.
Yes — 20 of the top 401k calculator apps we rank are free to download, including 401K Retirement Calculator and Compound Interest Calc.
401K Retirement Calculator has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ 401k calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
401K Calculator Tracker helps U.S. residents estimate their retirement savings, forecast their 401(k) balance at retirement, and explore various distribution scenarios.
Yes, it includes an early withdrawal calculator that details the costs of withdrawing funds before age 59½, including taxes and penalties, and checks for potential exemptions.

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