Best 401K Calculator Apps

218+ iOS apps curated and reviewed

4.7 avg rating
19 free apps
Updated July 2026

Looking for free 401k calculator apps? 19 of our 218+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top 401K Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1401K Calculator Tracker401K Calculator TrackerFree4.0★ (1)NoYesMay 2026
2Compound Interest CalcCompound Interest CalcFree4.8★ (6.4K)YesYesJul 2026
3Best Retirement CalculatorBest Retirement CalculatorFree4.3★ (3)NoNoMay 2026
4Investment Calculator - CalcInvestment Calculator - CalcFree4.7★ (1.6K)YesYesJul 2026
5CompounderCompounderFree4.8★ (3.4K)NoNoJul 2026
6NetBenefitsNetBenefitsFree4.6★ (29K)NoNoJul 2026
7FFCalc - Retirement CalculatorFFCalc - Retirement CalculatorFree4.5★ (365)NoYesJul 2026
8Retirement Calculator, PlannerRetirement Calculator, PlannerFree4.4★ (307)YesYesJul 2026

Top Picks for 401K Calculator

401K Calculator Tracker#1

401K Calculator Tracker by Farouk Nasser

Plan your retirement easily
Editor's Choice
💰 Finance
4.0(1 ratings)
FreeIn-App Purchases
401K Calculator Tracker screenshot 1
401K Calculator Tracker screenshot 2
401K Calculator Tracker screenshot 3
401K Calculator Tracker screenshot 4
401K Calculator Tracker screenshot 5
401K Calculator Tracker 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😊(6.4K 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
Compound Interest Calc screenshot 6

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
Best Retirement Calculator#3

Best Retirement Calculator by Avulant LLC

5 simple questions.
Worth Considering
💰 Finance
4.3(3 ratings)
Free
Best Retirement Calculator screenshot 1

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.

More 401K Calculator apps to explore

4
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
5
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
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
FFCalc - Retirement Calculator
FFCalc - Retirement Calculator
FFCalc - Retirement Calculator
Interest | Taxes | Inflation
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
(365)
free with in-app purchases
8
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
💰 Finance
(307)
subscription
9
EZ Financial Calculators
EZ Financial Calculators
EZ Financial Calculators
by Bishinew Incorporated
Free

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.

Finance and Investment CalculatorsLoan and Mortgage CalculatorsRetirement Planning Tools
💰 Finance
(46)
ad-supported
10
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
(397K)
free with in-app purchases
11
Calculadora Salário US - Pay44
Calculadora Salário US - Pay44
Calculadora Salário US - Pay44
Renda Líquida e Cálculo Fiscal
Free

Calculate your take-home pay instantly by entering your salary or hourly wage, W-4 status, and deductions. This app provides accurate gross-to-net breakdowns, including federal and state taxes, Social Security, and Medicare. Plan your budget with your real numbers and compare different job offers.

Hourly and salary income modesFederal and state tax calculationPre-tax and post-tax deductions
💰 Finance
(13K)
free with in-app purchases
12
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
13
Plootus 401k/403b Simplified
Plootus 401k/403b Simplified
Plootus 401k/403b Simplified
AI based Retirement Planning
Free

This app uses AI to help you optimize retirement plans like 401k and 403b, offering premium investment advice for free. It analyzes your employer's plan to suggest the best investments for lower fees and better performance, or allows you to delegate to an advisor.

AI-based retirement planningInvestment allocation suggestionsRetirement and income calculators
💰 Finance
(33)
free
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
Vanguard: Save, Invest, Retire
Vanguard: Save, Invest, Retire
Vanguard: Save, Invest, Retire
Investing, Advice, Retirement
Free

Manage your investments and retirement accounts on the go. Track account performance, make trades, and deposit checks directly. Access account overviews and transaction history with ease.

Account overview and balance trackingInvestment performance trackingCost basis and day change details
💰 Finance
(177K)
free
16
10bii Financial Calculator
10bii Financial Calculator
10bii Financial Calculator
Easy Financial Calculator
$5.99
$7.99 | 25% OFF

This app offers a comprehensive financial calculator with over 105 functions for business, statistics, and general math. It simplifies complex calculations like loan payments, time value of money, and investment analysis with an intuitive interface and visual tools. Easy modes are available for users new to financial calculations.

Over 105 financial, business, and math functionsTime Value of Money (TVM) calculationsUneven Cashflow worksheets
💰 Finance
(663)
free with in-app purchases
17
My Paycheck Calculator
My Paycheck Calculator
My Paycheck Calculator
Pay & Tax Refund Estimate
Free

Estimate your net pay with detailed breakdowns of income, taxes, and deductions. Plan for retirement, optimize your tax strategy, and compare job offers with multi-year projections and personalized insights. Supports all 50 states and multiple income sources.

Detailed paycheck breakdownsMultiple income source calculationsPayroll deduction tracking
💰 Finance
(238)
free with in-app purchases
18
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
🔧 Utilities
(3K)
ad-supported
19
Capital Group PlanPremier401k
Capital Group PlanPremier401k
Capital Group PlanPremier401k
Manage your 401k
Free

Manage your employer-sponsored retirement plan, view account details like income estimates and rates of return, and make changes to contributions, investments, and beneficiaries. Access plan forms and upload documents for account updates.

View retirement income estimatesCheck personal rate of returnManage contribution amounts
💰 Finance
(11K)
ad-supported
20
Guideline
Guideline
Guideline
Access your 401(k) anytime
Free

Easily set up and manage your 401(k) retirement account directly from your phone. Track progress, adjust contributions, and consolidate savings from other accounts. Invest with confidence through guided portfolio selection and automatic rebalancing.

Set up 401(k) in minutesAccess and manage contributionsInvest in recommended portfolios
💰 Finance
(1.8K)
free with in-app purchases

FAQ about 401K Calculator

What are the best 401k calculator apps for iPhone?
401K Calculator Tracker tops our 401k calculator apps ranking as of July 2026, with a 4.0-star average from 1 App Store ratings, and it's free to download.
Yes — 19 of the top 401k calculator apps we rank are free to download, including 401K Calculator Tracker and Compound Interest Calc.
401K Calculator Tracker has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 218+ 401k calculator apps on the iOS App Store as of July 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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