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Best California State Tax Apps

249+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

If you already know FTB Mobile, this is the deeper bench. 249+ california state tax apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top California State Tax Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1FTB MobileFTB MobileFree2.4★ (40)NoNoSep 2026
2TurboTax: File Your Tax ReturnTurboTax: File Your Tax ReturnFree4.8★ (938K)YesNoOct 2026
3California Tax GuideCalifornia Tax GuideFree—NoNoMay 2026
4Hawaii Tax InstituteHawaii Tax InstituteFree—YesNoMay 2026
5Income Tax - IndiaIncome Tax - IndiaFree—NoNoMay 2026
6IRSIRSFree4.6★ (2.7K)NoNoOct 2026
7Keeper: Tax Filing & ExpensesKeeper: Tax Filing & ExpensesFree4.8★ (13K)YesNoOct 2026
8GST Calculator & Tax Rate Finder (GST Tax Guide)GST Calculator & Tax Rate Finder (GST Tax Guide)Free—NoNoJun 2026

Top Picks for California State Tax

TurboTax: File Your Tax Return#2

TurboTax: File Your Tax Return by Intuit Inc.

E-file Taxes & Get Your Refund
Strong Contender
💰 Finance
4.8😞(938K ratings)
FreeAds
TurboTax: File Your Tax Return screenshot 1
TurboTax: File Your Tax Return screenshot 2
TurboTax: File Your Tax Return screenshot 3
TurboTax: File Your Tax Return screenshot 4
TurboTax: File Your Tax Return screenshot 5
TurboTax: File Your Tax Return screenshot 6

Easily file your federal and state tax returns with expert assistance. Upload documents quickly, get real-time updates, and ensure accuracy for your maximum refund. Offers a free option for simple returns.

What We Love

  • 🚀 Easy to use
  • 👍 Helpful guidance
  • 💡 Useful features like photo import
  • 🚀 Fast processing

Room to Improve

  • 💰 Unexpected fees and charges
  • 🐛 Technical issues and bugs
  • 👎 Poor customer support
  • 💰 Overpriced for basic services

More California State Tax apps to explore

FAQ about California State Tax

What are the best california state tax apps for iPhone?
FTB Mobile tops our california state tax apps ranking as of October 2026, with a 2.4-star average from 40 App Store ratings, and it's free to download.
Yes — 20 of the top california state tax apps we rank are free to download, including FTB Mobile and TurboTax: File Your Tax Return.
FTB Mobile has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 249+ california state tax apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.