Comparison

Go English Coach vs QuiddityML

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

Head to head
About

Go English Coach

This app offers a comprehensive platform for learning and practicing English online. It features live lessons with native speakers, conversation clubs, and a video library, all designed to improve grammar, pronunciation, and fluency.

Highlights
  • Live English lessons with native teachers
  • Conversation clubs
  • Extensive video library
  • Grammar and pronunciation practice
  • Career and relationship focused learning
Features
Read full description

Learn English with the world’s first online English-learning community app! Go English Coach is a free, fun, easy-to-use app for learning and practicing English through live English lessons with native English teachers, conversation clubs, and a huge video library. Designed by a Master’s level English teacher who has worked with hundreds of students from almost every country on the planet, Go English coach will help you learn, improve and perfect your English grammar, pronunciation, reading, writing and more. Whether you’re learning English to advance your career, increase your income or improve your relationships, Go English Coach is here to help! Join the movement today! Terms of Service: https://goenglishcoach.com/terms-of-service/

About

QuiddityML

Master machine learning and AI with interactive coding exercises and spaced repetition. This app offers structured learning paths, practical projects, and interview preparation to build deep understanding and practical skills.

Highlights
  • Structured AI learning tracks
  • Hands-on coding exercises
  • Spaced repetition for retention
  • Beginner-friendly explanations
  • Interview preparation
  • Real-world projects
Features
Read full description

QuiddityML is for anyone who wants to truly understand machine learning and AI, not just watch videos and forget everything a week later. Short daily lessons and hands-on practice that make it stick. A Clear Roadmap Every track lays out every concept you need and the order to learn them in, so you always know what's ahead and where your gaps are. Follow the curriculum or jump straight to any concept. Short Lessons Each concept is a few slides you can finish in a busy day, with clear analogies, diagrams, real math, and worked code, instead of a 40-hour course you never finish. 11 Types Of Hands-On Exercises Reading is passive. QuiddityML makes you do the work: fill in implementations, spot bugs, trace tensors, write code from scratch. Progress through 4 tiers of difficulty with feedback on every answer. Spaced Repetition Built In Your review schedule is built from how you do in the exercises. What you struggle with comes back sooner, what you ace stays away, so you don't forget last week's concept. Math In Context, Not Up Front The Math track covers only the basics you need to start. The ML lessons teach the rest where it comes up, so you see what each equation is for. Everything In One Place Python, PyTorch, math for ML, ML foundations, NLP, computer vision, and more, in one curriculum that doesn't assume something different in every course. New tracks and concepts are added all the time. Interview Questions And Projects Every unit ends with interview questions and portfolio projects tied to what you just learned, so you walk into your next interview ready. Free: all Python, PyTorch, and Math units plus Unit 1 of every other track. Pro unlocks everything. Learn it once, then keep it. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Go English Coach4 screens
QuiddityML4 screens

Verdict

The call

The clearest difference is update cadence: QuiddityML at every 6 days against Go English Coach's every 2 months. On price, rating, ratings volume and ads 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. Go English Coach sells 12 in-app purchases, starting at $19.99 per month and QuiddityML sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Go English Coach against 5.0 for QuiddityML. Both are backed by a comparable volume of ratings — 5 and 7 respectively.

UpkeepUpdate frequency

Go English Coach ships an update every 2 months, QuiddityML every 6 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
Go English Coach versus QuiddityML: the parameters behind the verdict, then further details
ParameterGo English CoachQuiddityML
PriceFreeFree
Rating5.0 (5 ratings)5.0 (7 ratings)
Positive reviews—100.0% of reviews
Number of ratings57 — better
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.515.1 — better
Further details — not scored
Size78 MB52 MB
Age rating4+4+
DeveloperJill SingerQuiddityML LLC

Customer experience

Go English Coach

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

QuiddityML

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

12 purchases

Go English Coach

Subscriptions1
  • Premium Membershi$19.991 Month
One-time11
  • Premium Membership$19.99
  • Intonation Mini-Course$24.99
  • Elite Membership$26.00
Show 8 more
  • Pronunciation 101$74.99
  • Pronunciation 201$74.99
  • Intermediate Grammar 203$74.99
  • Intermediate Grammar 201$79.99
  • Intermediate Grammar 202$79.99
  • Pronunciation 301$79.99
  • English Pronunciation &Fluency$124.99
  • Level A Grammar Course$124.99
2 purchases

QuiddityML

Subscriptions2
  • QuiddityML Pro Monthly$19.991 Month
  • QuiddityML Pro Yearly7 Days trial$149.991 Year

Questions

Is Go English Coach free?
Go English Coach is free to download, with in-app purchases available.
Is QuiddityML free?
QuiddityML is free to download, with in-app purchases available.
Which has better reviews, Go English Coach or QuiddityML?
Go English Coach and QuiddityML are both rated 5.0 out of 5 on the App Store, from 5 and 7 ratings respectively.
Do Go English Coach or QuiddityML have ads?
Neither Go English Coach nor QuiddityML shows ads.
Which is updated more often, Go English Coach or QuiddityML?
Go English Coach ships an update every 2 months, and QuiddityML every 6 days. Most recently, Go English Coach was updated on October 30, 2026 and QuiddityML on October 28, 2026.

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