Comparison

Polymath vs Synthesis Math Tutor for Kids

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

Head to head
About

Polymath

This app makes learning math fun for kids by allowing them to unlock worlds and interact with characters as they improve their skills. It offers personalized learning paths and weekly progress reports for parents.

Highlights
  • Personalized math learning algorithm
  • Unlockable game worlds
  • In-world character interaction
  • Weekly parent progress reports
  • Adaptive learning pace
  • Builds math confidence
Read full description

Want to learn maths while having fun? Polymath is a fun world where kids love to practice maths! Kids can unlock worlds and talk to in-world characters as they level up their maths skills. Polymath is perfect for kids who excel at maths and those who struggle, Polymath builds confidence in every child. Polymath is the only maths app that teaches at the pace your child learns whilst also making maths fun. Here’s how Polymath is loved by kids around the world: - It’s personalised: our algorithm learns how your child learns and gives them the questions they’re ready to see, when they’re ready! - It’s fun and engaging: learning should be fun and maths can be too hard for too many kids, our mission is to change that! Polymath is also dedicated to our PARENTS! We believe parents are SO important when it comes to children’s education journeys. That’s why you'll get weekly reports on your child's learning where you can see how your child is progressing, and help support them. Help your child build a love of mathematics today! Read the terms of use here https://polymath.how/terms Read the privacy policy here https://polymath.how/privacy

About

Synthesis Math Tutor for Kids

An AI-powered math tutor offers personalized, adaptive lessons for children aged 5-11. It covers a range of topics with interactive guidance and engaging gameplay, helping to build confidence and critical thinking skills.

Highlights
  • AI-powered adaptive lessons
  • Interactive digital tutor
  • Multi-sensory learning with digital manipulatives
  • Progress tracking for accuracy and speed
  • Engaging gameplay for math practice
  • Adaptive flashcards
Read full description

Synthesis Tutor is an AI-powered math tutor for kids ages 5-11. Personalized, step-by-step lessons adapt to your child's level across place value, addition, subtraction, multiplication, division, and fractions, and make daily practice something kids actually ask to do. Key Features: • Interactive Digital Tutor: Step-by-step guidance that is better than a conversation with the world's best teacher. • Multi-Sensory Learning: Digital manipulatives for hands-on understanding. • Progress Tracking: Monitor your child's improvement in both accuracy and speed. • Engaging Gameplay: Math practice so fun, kids forget they're learning! • Adaptive Flashcards: Our smart system adjusts difficulty in real-time based on your child's performance. Perfect for: • Elementary school students • Children struggling with math anxiety • Advanced learners seeking a challenge • Neurodivergent and neuro-atypical students, including ADHD and Autism (ASD) • Parents looking for an effective at-home math solution Math Topics Covered: • Addition & Subtraction • Multiplication & Division • Fractions • Word Problems • Place Value & Number Sense • And more! Why Choose Synthesis Tutor? 1. Personalized Learning: Our app adapts to your child's pace and learning style. 2. Builds Confidence: Celebrates progress and encourages persistence. 3. Develops Critical Thinking: Teaches problem-solving strategies, not just memorization. 4. Parent-Approved: Designed to be both educational and entertaining. Kids and Families Love Synthesis Tutor! "The A.I is brilliant, the comments are perfectly pitched for ages 7+. My daughter liked 'her' and on the first session, I had to get her to stop at an hour and a half otherwise, she would have just kept going." - Parent of Emily (8) "There are times in homeschooling when you can see it click with your child. With Synthesis, I get to see that almost every time. Even better, I am starting to see them applying strategies they learn in Synthesis to other topics." - Parent of Maggie (12) and Mike (9) "One of my son's passions was always math, but lately he was less interested because he said his math class was too easy and boring. Synthesis gave him a challenge he needed and he's loving math again!" - Parent of Nathan (7) Download Synthesis Tutor today and watch your child's math skills soar! Turn screen time into learning time with an app so engaging, you might need to set limits on math practice. Experience the journey yourself with our free flashcards lesson focused on multiplication. For full access to our extensive math library, grab a subscription anytime and unlock the complete learning experience. Privacy Policy: https://www.synthesis.com/privacy Terms of Service: https://www.synthesis.com/terms

Screenshots

Polymath4 screens

Verdict

The call

The clearest difference is ads: Synthesis Math Tutor for Kids at none against Polymath's shown. Synthesis Math Tutor for Kids also leads on ratings volume (10K vs 2) and update cadence (monthly vs every 4 months). Polymath's advantage is rating (5.0 vs 4.6) and review sentiment (100% vs 77%). On price, in-app purchases and monetization model 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. Polymath sells 1 in-app purchase, starting at $4.99 per month and Synthesis Math Tutor for Kids sells 5 in-app purchases, starting at $29.00 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Polymath holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Synthesis Math Tutor for Kids has 10K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Polymath's written reviews are positive against 77% of Synthesis Math Tutor for Kids's.

UpkeepUpdate frequency

Polymath ships an update every 4 months, Synthesis Math Tutor for Kids monthly. Both last shipped on October 24, 2026.

Scorecard7 real differences · 3 level
Polymath versus Synthesis Math Tutor for Kids: the parameters behind the verdict, then further details
ParameterPolymathSynthesis Math Tutor for Kids
PriceFreeFree
Rating5.0 (2 ratings) — better4.6 (10K ratings)
Positive reviews100.0% of reviews — better76.9% of reviews
Number of ratings210K — better
Update frequencyEvery 4 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS14.0 — better16.0
Further details — not scored
Size29 MB3 MB
Age rating4+4+
DeveloperCeladon AI LimitedSynthesis

Customer experience

Polymath

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Synthesis Math Tutor for Kids

All ratings10,187 ratings
Positive90.8%
Neutral4.0%
Negative5.2%
Written reviews143 reviews
Positive76.9%
Neutral5.6%
Negative17.5%

In-app purchases

1 purchases

Polymath

Subscriptions1
  • Polymath+17 Days trial$4.991 Month
5 purchases

Synthesis Math Tutor for Kids

Subscriptions5
  • Synthesis Tutor Family Monthly7 Days trial$29.001 Month
  • Synthesis Tutor Family Monthly$29.001 Month
  • Synthesis Tutor Annual Family7 Days trial$119.001 Year
Show 2 more
  • Synthesis Tutor Annual Family$119.001 Year
  • Synthesis Tutor Annual Monthly7 Days trial$294.991 Year

Questions

Is Polymath free?
Polymath is free to download, with in-app purchases available.
Is Synthesis Math Tutor for Kids free?
Synthesis Math Tutor for Kids is free to download, with in-app purchases available.
Which has better reviews, Polymath or Synthesis Math Tutor for Kids?
Polymath is rated higher. Polymath averages 5.0 out of 5 from 2 ratings, while Synthesis Math Tutor for Kids averages 4.6 from 10K ratings.
Do Polymath or Synthesis Math Tutor for Kids have ads?
Polymath shows ads; Synthesis Math Tutor for Kids does not.
Which is updated more often, Polymath or Synthesis Math Tutor for Kids?
Polymath ships an update every 4 months, and Synthesis Math Tutor for Kids monthly. Most recently, Polymath was updated on October 24, 2026 and Synthesis Math Tutor for Kids on October 24, 2026.

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