Comparison

Fluemingo vs StackJunior

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

Head to head
About

Fluemingo

Features
Read full description

Fluemingo is a language-learning app that helps users improve their skills by reading content tailored to their level. Learners can explore a wide range of materials, including news articles and audiobooks, as well as texts inspired by classic literature and biographies of well-known figures. For each piece of content, the app highlights key vocabulary items that are especially useful to learn. Users can easily save unfamiliar words to personalized flashcards, making it simple to review and retain new vocabulary over time. In the flashcard section, users can read words and divide them in different parts according to how much training they need. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

StackJunior

Features
Read full description

Where kids don't just use AI - they train it. StackJunior is the AI education platform built for curious minds ages 7+. Through immersive game worlds, kids collect training data, build real machine learning models, and watch their AIs compete on the global leaderboard. Real AI. Real projects. Real learning - without the screen-time guilt. This isn't another "chat with a bot" app. StackJunior turns kids into AI creators. WHAT KIDS DO • Play themed game worlds - runner, battle, builder, and explorer • Train real machine learning models using their own gameplay data • Compete head-to-head in the AI Battle Arena • Rise up the global leaderboard alongside classmates worldwide • Drag-and-drop their own AI apps in the AI App Builder • Follow structured AI courses paced for their age group WHAT KIDS LEARN • Foundations of machine learning - image classification, training, evaluation • Why data quality matters ("garbage in, garbage out") and how to collect good data • How AI actually makes decisions - no magic, no mystery • Hands-on project work - building image classifiers, scanners, and smart assistants • Critical thinking about AI: what it can do, what it can't, and how to use it well BUILT FOR PARENTS • Parent Dashboard - full visibility into what your child is learning and creating • Multi-child accounts in one place • "Log in as Ward" - see exactly the experience your child sees • Designed for child safety: no third-party advertising, no open chat with strangers, kids' privacy first • Age-appropriate progression for ages 7 through 16 USED BY SCHOOLS StackJunior is taught in classrooms around the world as part of school AI curricula. Student access is arranged through your school - there's nothing to buy inside the app. WHY IT'S DIFFERENT Most "kids and AI" apps hand children a chatbot. StackJunior flips the script: kids are the creators. They gather data, train models, and watch their AI compete. They don't just get better at using AI - they understand how it works. Where AI creators are made, not consumers. Designed for ages 7+. Built with children's privacy in mind. No third-party advertising. No open chat with strangers.

Screenshots

Fluemingo4 screens
StackJunior4 screens

Verdict

The call

The clearest difference is in-app purchases: StackJunior at none against Fluemingo's 2. Fluemingo's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Fluemingo sells 2 in-app purchases, starting at $14.99 per month. StackJunior asks for nothing beyond the download.

Scorecard2 real differences Ā· 4 level
Fluemingo versus StackJunior: the parameters behind the verdict, then further details
ParameterFluemingoStackJunior
PriceFreeFree
Update frequencyFortnightly—
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size48 MB249 MB
Age rating4+4+
DeveloperFlorent GalloisStack Junior FZC LLC

In-app purchases

2 purchases

Fluemingo

Subscriptions2
  • Premium — Monthly7 Days trial$14.991 Month
  • Premium — Annual7 Days trial$89.991 Year
None

StackJunior

No in-app purchases

Questions

Is Fluemingo free?
Fluemingo is free to download, with in-app purchases available.
Is StackJunior free?
StackJunior is free to download, with no in-app purchases.
Do Fluemingo or StackJunior have ads?
Neither Fluemingo nor StackJunior shows ads.

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