Best Felix Stehli Apps & Games

12+ iOS apps & games curated and reviewed

4.2 avg rating
12 free apps & games
Updated August 2026

Out of 12+ felix stehli apps and games on iOS, 12 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 Felix Stehli Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1ThetaCalcThetaCalcFree4.3★ (4)NoNoMay 2026
2PentoCruncherPentoCruncherFree5.0★ (3)NoNoOct 2026
3JassMaxJassMaxFree—NoNoMay 2026
4LettelloLettelloFree5.0★ (1)NoNoOct 2026
5SteimatzkySteimatzkyFree1.8★ (23)NoYesOct 2026
6ELSTER + SteuererklärungELSTER + SteuererklärungFree5.0★ (1)NoYesOct 2026
7BiteCast: Fish AI & AngelnBiteCast: Fish AI & AngelnFree—NoYesSep 2026
8Nuisance protocolNuisance protocolFree—NoYesOct 2026

Top Picks for Felix Stehli

4.3(4 ratings)
Free
ThetaCalc screenshot 1
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ThetaCalc screenshot 6

This utility app provides a Reverse Polish Notation (RPN) calculator. Users can extend its functionality by programming custom functions and equations using JavaScript.

5.0(3 ratings)
Free
PentoCruncher screenshot 1
PentoCruncher screenshot 2
PentoCruncher screenshot 3
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PentoCruncher screenshot 5
PentoCruncher screenshot 6

This app solves a variety of tile-based puzzles, including pentominoes, tetrominoes, and more. It can handle puzzles of any shape and any combination of these pieces.

More Felix Stehli apps to explore

FAQ about Felix Stehli

What are the best felix stehli apps & games for iPhone?
ThetaCalc tops our felix stehli apps & games ranking as of August 2026, with a 4.3-star average from 4 App Store ratings, and it's free to download.
Yes — 12 of the top felix stehli apps & games we rank are free to download, including ThetaCalc and PentoCruncher.
ThetaCalc has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 12+ felix stehli apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.