Comparison

3Satz! Rechner vs Math Tutor AI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

3Satz! Rechner

This app simplifies complex calculations using the rule of three. It's designed for quick and accurate problem-solving in various contexts.

Highlights
  • Rule of three calculations
  • Accurate problem-solving
  • Simple interface
  • Supports iOS devices
Features
Read full description

3Satz! Rechner – rechnen, verstehen und sicher anwenden. Ob Dreisatz im Alltag, Brüche im Unterricht oder geometrische Berechnungen: 3Satz! verbindet mathematische Rechner mit nachvollziehbaren Rechenwegen, ausgewählten Lernmodulen und Übungen. KOSTENLOSER DREISATZRECHNER • Direkte und indirekte Dreisatzaufgaben berechnen • Rechenwege nachvollziehen • Eingaben korrigieren und zurücksetzen • Ohne Abonnement nutzbar MEHR MATHEMATIK MIT 3SATZ! PRO • Prozentrechnung, Preisvergleich und einfache Zinsen • Bruchrechnung einschließlich gemischter Zahlen • Umwandlungen zwischen Brüchen, Dezimalzahlen und Prozent • Einheiten für Länge, Masse, Zeit, Fläche und Volumen • Wurzelrechnung • Umfang und Flächeninhalt geometrischer Figuren • Oberfläche und Volumen von Körpern • Pythagoras, Ähnlichkeit und Trigonometrie im rechtwinkligen Dreieck • Säulen-, Balken-, Linien- und Kreisdiagramme VERSTEHEN UND ÜBEN Ausgewählte Lernmodule erklären mathematische Grundlagen anhand konkreter Beispiele. Übungen mit gestuften Hilfen unterstützen die eigene Bearbeitung. Tabellen, Zahlenstrahlen, Graphen und geometrische Darstellungen machen Zusammenhänge anschaulich. Die Lerninhalte orientieren sich am Kernlehrplan NRW für das Gymnasium. Die konkrete Reihenfolge kann je nach Schule abweichen. Die App deckt ausgewählte Themen ab, nicht den gesamten Mathematikunterricht aller Klassenstufen. BERECHNUNGEN WEITERVERWENDEN Speichere Berechnungen, öffne sie erneut und teile unterstützte Lösungswege als Text. Lernfortschritte und Rechenverlauf werden lokal gespeichert. OHNE KONTO UND OHNE WERBUNG Die mathematischen Kernfunktionen und mitgelieferten Lerninhalte funktionieren offline. Für Käufe und deren Wiederherstellung wird eine Internetverbindung benötigt. OPTIONALES PRO-ABONNEMENT Monats- und Jahresabo bieten denselben Pro-Funktionsumfang. Die neuen Funktionen aus Version 3.1 sind für bestehende Pro-Abonnenten ohne zusätzliches Abonnement enthalten. Preise und Laufzeiten werden vor dem Kauf angezeigt. Abonnements verlängern sich automatisch, sofern sie nicht rechtzeitig gekündigt werden. Verwaltung und Kündigung erfolgen über dein Apple-Konto. Datenschutz: https://kruemelmarkt.vercel.app/3satz/datenschutz Nutzungsbedingungen: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Math Tutor AI

Solve a wide range of math problems, from basic arithmetic to advanced equations, using text input or by drawing. Features include a statistics calculator, unit converter, and the ability to save and load sessions. Advanced matrix and physics calculators are available via in-app purchase.

Highlights
  • Solve math problems via text or drawing
  • Statistics calculator
  • Unit conversion
  • Save and load sessions
  • Favorites for quick access
  • Matrix and physics calculators (IAP)
Features
Read full description

Homework should not feel like a hostage situation. Math Tutor AI is an AI-powered math tutor, homework helper, practice coach, calculator, and learning game platform built to help students actually understand math, not just copy answers. Scan a problem, write it by hand, say it out loud, or type it in. Math Tutor AI reads the problem, explains the steps, checks your work, helps you practice, and keeps track of what you are improving over time. A Tutor That Actually Teaches Most math apps give you the final answer and call it help. Math Tutor AI is built around learning. Use different tutor modes based on what you need: Guide Me: get hints and questions that help you solve it yourself Explain It: see clear step-by-step explanations Check My Work: find exactly where your work went wrong Teach It Back: explain the idea yourself and see how well you understand it Practice Mode: build skill with targeted problems Learn Mode: review lessons and concepts before practicing Personalized To The Student Math Tutor AI adapts to the learner’s level, from early arithmetic to advanced math. It supports: Arithmetic Fractions Decimals Pre-algebra Algebra Geometry Trigonometry Statistics Calculus Physics and circuits SAT and ACT-style math practice The app tracks skill progress, weak areas, mastery, mistakes, streaks, achievements, and recommended next steps. Scan It, Write It, Say It, Type It Students can enter math in the way that feels easiest: Camera scanning Worksheet scanning Multiple-problem detection Handwriting input Voice input Typed math input Built-in calculator tools Before solving, the app shows what it recognized so mistakes from scans or handwriting can be corrected. Practice That Remembers You Math Tutor AI includes adaptive practice, skill review, mistake detection, placement-style questions, and a visual learning path. When a student gets something wrong, the app helps explain why instead of simply marking it incorrect. It can identify common issues like: Sign errors Order of operations mistakes Decimal slips Fraction mistakes Incomplete answers Weak prerequisite skills Math Games And Brain Training Practice does not have to feel like a worksheet. Math Tutor AI now includes math games, puzzles, brain games, timed challenges, skill games, and visual practice activities for learners from kids to adults. Games are connected to real math skills so practice still builds progress. Parent Tools That Show Real Progress Parents can see what their child is working on, what skills are improving, where they are struggling, and what to focus on next. Parent features include: Child profiles Progress summaries Skill mastery tracking Learning goals Assignments Reports Alerts Recommended next steps The goal is simple: help parents see whether their child is actually improving. Rewards That Mean Something Students can earn XP, streaks, badges, achievements, avatar upgrades, and unlockable customization through real learning activity. No random tapping. No fake rewards. Just progress students can feel proud of. Built For Every Age Whether your child is learning addition, stuck on fractions, preparing for algebra, reviewing geometry, or trying to survive calculus, Math Tutor AI adjusts the explanation to match the learner. Free to start. Ask questions with credits, unlock more practice, or upgrade for a fuller tutoring experience. Math Tutor AI helps students understand what they are doing, notice where they are stuck, and build confidence one step at a time. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

3Satz! Rechner4 screens
Math Tutor AI3 screens

Verdict

The call

The clearest difference is in-app purchases: 3Satz! Rechner at none against Math Tutor AI's 8. Math Tutor AI's advantage is review sentiment (100% vs 67%) and update cadence (every 4 weeks vs every 25 months). On price, ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Math Tutor AI sells 8 in-app purchases, starting at $6.99 per month. 3Satz! Rechner asks for nothing beyond the download.

UpkeepUpdate frequency

3Satz! Rechner ships an update every 25 months, Math Tutor AI every 4 weeks. The most recent releases landed on October 8, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 6 level
3Satz! Rechner versus Math Tutor AI: the parameters behind the verdict, then further details
Parameter3Satz! RechnerMath Tutor AI
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings—2 — better
Update frequencyEvery 25 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad — betteriPhone
Requires iOS17.017.0
Further details — not scored
Size3 MB5 MB
Age rating4+4+
DeveloperSebastian UeberwolfTrisphere Apps LLC

Customer experience

3Satz! Rechner

Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Math Tutor AI

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

3Satz! Rechner

No in-app purchases

8 purchases

Math Tutor AI

Subscriptions2
  • Premium Monthly$6.991 Month
  • Monthly Annual$49.991 Year
One-time6
  • 20 AI Credits$0.99
  • Physics Calculator$0.99
  • Matrix Calculator$0.99
Show 3 more
  • Keep it AD-Free$0.99
  • 60 AI Credits$2.49
  • 150 AI credits$4.99

Questions

Is 3Satz! Rechner free?
3Satz! Rechner is free to download, with no in-app purchases.
Is Math Tutor AI free?
Math Tutor AI is free to download, with in-app purchases available.
Do 3Satz! Rechner or Math Tutor AI have ads?
Neither 3Satz! Rechner nor Math Tutor AI shows ads.
Which is updated more often, 3Satz! Rechner or Math Tutor AI?
3Satz! Rechner ships an update every 25 months, and Math Tutor AI every 4 weeks. Most recently, 3Satz! Rechner was updated on October 8, 2026 and Math Tutor AI on October 26, 2026.

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