Comparison

Learn Portuguese vs Data_Engineering

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

Head to head
About

Learn Portuguese

Features
Read full description

Learn Portuguese faster with real content, AI pronunciation coaching, and live voice practice. LingFast is a next-generation language learning app that replaces boring textbooks with authentic Portuguese audio, video, and dialog content - then gives you powerful tools to practice speaking, build vocabulary, and track your progress. * IMMERSIVE CONTENT FEED * Swipe through real-life Portuguese lessons in a TikTok-style feed: - Native Portuguese dialogs and two-speaker conversations - Short news articles and stories - Videos and imported YouTube lessons - Filter by type: Dialog, Video, Talk, News, Story * AI SHADOWING AND PRONUNCIATION * Powered by on-device Whisper AI - works offline, results in seconds. - Shadow sentence by sentence: listen, record and get your score (0-100%) - Accuracy, fluency and completeness breakdown - Vocabulary pronunciation drill with instant AI grading - See which words and sounds need improvement * TALK NOW - LIVE VOICE PRACTICE * Match instantly with real Portuguese learners worldwide for anonymous voice calls. Build speaking confidence through real conversations, not scripted exercises. * AI CONVERSATION PARTNER * Chat with an AI tutor in Portuguese anytime. Choose your topic and difficulty, have a real two-way conversation, and get feedback on every response. * VOCABULARY SYSTEM (SPACED REPETITION) * Save Portuguese words directly from lessons. Our SRS algorithm schedules reviews at the perfect moment so words stay with you for life. 4 practice modes: - Flashcard self-assessment - Multiple-choice game (timer, 3 lives, streaks) - Typing challenge (typo-tolerant scoring) - Pronunciation drill with AI scoring * LEARNING TOOLS IN EVERY LESSON * - Full transcript: tap any word for instant definition - Shadowing: sentence-by-sentence pronunciation practice - Role Play: take a character's part in the dialog - Dictation: listen and type what you hear - Comprehension Quiz: multiple choice questions - True/False Quiz: rapid understanding check - Grammar and Knowledge: in-context explanations * GAMIFICATION * - Daily XP goals and streak tracker - Global leaderboard - Vocabulary Duel, Sentence Scramble and Shadowing Duel multiplayer games - Study history and progress tracking * COMMUNITY * - Post questions, get answers from native Portuguese speakers - React and comment on posts - Bookmark lessons and discussions * YOUTUBE IMPORT * Paste any Portuguese YouTube link -> instant lesson with transcript, shadowing, dictation, and vocabulary tools. PREMIUM PLAN: - Ad-free experience - Unlimited AI voice chat sessions - Unlimited word translation and lookup - Unlimited saves and YouTube imports Dark and Light mode. Offline AI speech model. Download LingFast and start speaking Portuguese confidently from Day 1. Terms of Use (EULA): https://lingfast-server.tnpixel.com/legal/lingfast/terms-of-service

About

Data_Engineering

Features
Read full description

Become a data engineer—starting exactly where you are. Data_Engineering is a complete interactive learning environment for iPhone, iPad, and Mac. Begin with basic arithmetic, first Python, files, SQL, and databases. Progress into production pipelines, data modeling, warehouses, Airflow, dbt, Spark, Kafka, cloud platforms, quality, governance, observability, and principal-level architecture. LEARN BY DOING • 40 structured courses from beginner to advanced • 400 substantive interactive lessons • 140 editable, syntax-highlighted code labs • 100 quizzes with validation and explanations • 80 architecture decisions based on real trade-offs • 80 guided concept exercises • Progressive hints that help without giving the answer away BUILD A PORTFOLIO Complete 40 practical data engineering projects: 12 Beginner, 14 Intermediate, and 14 Advanced. Every build includes an editable SQL, Python, YAML, or architecture workspace, four milestones, local checks, and a concrete outcome you can explain in an interview. YOUR PRIVATE DATA ENGINEERING TUTOR Ask a question from any lesson or project. Tutor Core can begin with basic arithmetic, define every new term, and work toward deep production trade-offs. Offline Core is included and never sends questions anywhere. Compatible devices can add private Apple on-device generation. External providers are always optional. WATCH YOUR DATA PLATFORM TAKE SHAPE Every completed lesson, course, and project milestone advances a living data-platform construction scene—from its first frame through ingestion, transformations, integration, and operational control planes. DESIGNED FOR SERIOUS PROGRESS Earn XP, build streaks, bookmark material, track role readiness, choose daily goals, switch between light and dark interfaces, and move naturally among iPhone, iPad, and Mac. SUBSCRIPTION Data_Engineering Pro includes a 14-day free introductory trial for eligible new subscribers, then renews monthly at the price shown in the app. Payment is charged to your Apple Account after confirmation. The subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Manage or cancel in Apple Account subscription settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://github.com/lukekevinmclaughlin-oss/Data_Engineering/blob/main/PRIVACY.md

Screenshots

Learn Portuguese4 screens
Data_Engineering4 screens

Verdict

The call

Learn Portuguese and Data_Engineering are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Learn Portuguese sells 3 in-app purchases, starting at $1.99 per 7 days and Data_Engineering sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Learn Portuguese versus Data_Engineering: the parameters behind the verdict, then further details
ParameterLearn PortugueseData_Engineering
PriceFreeFree
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS16.0 — better17.0
Further details — not scored
Size104 MB5 MB
Age rating4+4+
DeveloperDinh Thang TranLuke Mclaughlin

In-app purchases

3 purchases

Learn Portuguese

Subscriptions3
  • LingFast Premium Weekly$1.997 Days
  • LingFast Premium Monthly$4.991 Month
  • LingFast Premium Yearly$23.991 Year
1 purchases

Data_Engineering

Subscriptions1
  • Data_Engineering Pro14 Days trial$1.991 Month

Questions

Is Learn Portuguese free?
Learn Portuguese is free to download, with in-app purchases available.
Is Data_Engineering free?
Data_Engineering is free to download, with in-app purchases available.
Do Learn Portuguese or Data_Engineering have ads?
Neither Learn Portuguese nor Data_Engineering shows ads.

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