Comparison

SQL Bubble Pop vs PromptFluent

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

Head to head
About

SQL Bubble Pop

Learn SQL through engaging bubble-popping gameplay. Practice writing real SQL queries, master specific topics like JOINs and subqueries, and receive AI-powered feedback and personalized skill assessments. Ideal for students, analysts, and developers looking to enhance their database skills.

Highlights
  • Bubble-popping SQL query building
  • AI skills assessment and mapping
  • Targeted skill focus training
  • Hands-on practice with various SQL commands
  • AI-powered hints and explanations
  • Customizable and resetable workspace
Features
Read full description

Turn every tap into a query you'll remember. SQL Bubble Pop blends fast, satisfying bubble-popping action with real SQL training—so you learn by doing, not by memorizing cheat sheets. Pop command bubbles to build valid SQL statements and strengthen your skills through guided practice. Why learners & data pros love it • AI Skills Assessment — discover your strengths and weaknesses with a personalized skill map powered by AI. • Skill Focus Training — target specific topics like JOINs, GROUP BY, text functions, subqueries, and more for faster mastery. • Hands-on practice — train SELECT, INSERT, UPDATE, DELETE, CTEs, window functions, and advanced query structures. • Enhanced AI Coach — stuck? Get context-aware hints, step-by-step explanations, and example queries that teach the why, not just the answer. • Clean, customizable workflow — reset your workspace instantly and train at your preferred pace. Perfect for • Bootcamp students who want targeted SQL drills • Data analysts sharpening skills between meetings • Developers prepping for SQL interviews • DBAs wanting a fun, gamified refresher Support & Feedback Have a suggestion or question? Email support@baldwinapps.com — we respond within 24 hours. Pop smarter, code faster—download SQL Bubble Pop today and make SQL practice fun. --- Privacy Policy: https://baldwinapps.com/sql-bubble-pop-privacy-policy/ Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PromptFluent

Features
Read full description

PromptFluent is the app that teaches you the language of AI. Master prompt engineering, technical vocabulary, and professional communication for ChatGPT, Claude, Copilot, and beyond. Works for English, Spanish, and Portuguese (Brazilian) speakers. THREE NATIVE LANGUAGE MODES Choose your language on first launch: - English speakers: 40 AI-focused lessons on prompt engineering and technical communication - Spanish speakers: 80 bilingual lessons combining English learning with AI terminology - Portuguese speakers: 80 bilingual lessons combining English learning with AI terminology THREE LEARNING MODES STUDY - Work through structured lessons across 16 units covering four proficiency levels (Starter to Architect). Each lesson includes teaching content, vocabulary, grammar, dialogues with AI, and a quiz. Browse our encyclopedia of 560+ tech terms across 15 categories, study with flashcards, master English grammar with 24 tech-focused lessons, and explore 60 copy-ready prompt templates. Discover 10 AI use cases, a glossary of 20 AI tools, 24 reading comprehension passages, and 16 dev culture notes. PRACTICE - Build real skills with 10 practice modules: AI Chat Practice (100+ responses in an offline chat simulator), Daily Drills with streak tracking, AI Conversations (dialogues + AI response comprehension), Listening Hub (audio comprehension + dictation), Prompt Workshop (write and score your own prompts + prompt scramble), Error Drill (spot and fix common mistakes), Real-World Scenarios (24 workplace writing exercises), Email & Message Templates (20 templates), Verb Hub (conjugation + tense contrast + phrasal verbs), and Spaced Repetition Review Hub. PLAY - 6 comprehension-focused games: Prompt Builder (branching tech scenarios), Prompt Debugger (40 challenges to fix bad prompts), Context Guesser (48 challenges to infer meaning), Response Ranker (32 challenges to judge AI output quality), Translation Shootout (translate under pressure), and Daily Challenges. STRUCTURED LESSONS Progress through a curriculum designed for AI communication: - Starter (Lessons 1-20): First contact with AI, basic tech vocabulary, simple prompt patterns, reading AI output - Practitioner (Lessons 21-40): Coding vocabulary, describing code to AI, technical documentation, intermediate prompt engineering - Builder (Lessons 41-60): Complex prompt structures, working with coding agents, technical English grammar, professional communication - Architect (Lessons 61-80): Advanced prompt engineering, system design communication, AI agent orchestration, mastery Each lesson features five interactive sections: Teach, Vocabulary, Grammar, Dialogue, and Quiz. Score 60% or higher to unlock the next lesson. SMART LEARNING TOOLS - Spaced Repetition System (SRS) using the SM-2 algorithm - Offline AI Chat Simulator with 100+ pattern-matched responses - 50 English verb conjugation tables for technical verbs - 60 prompt templates organized by task type - 24 reading comprehension passages from real tech docs - Progress dashboard with skill radar, weekly goals, and universal bookmarks - Text-to-speech for all English content - Dark mode support GAMIFICATION - 20-level XP progression system (Newbie to Supreme) - 8 achievement badges to unlock - Daily challenges with XP rewards - Streak tracking for consistent habits Works 100% offline. No account required. All data stays on your device.

Screenshots

SQL Bubble Pop4 screens
PromptFluent4 screens

Verdict

The call

The clearest difference is in-app purchases: PromptFluent at none against SQL Bubble Pop's 7. PromptFluent also leads on iOS requirement (13.0 vs 16.6). On price, ads and device support 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. SQL Bubble Pop sells 7 in-app purchases, starting at $1.99 per 7 days. PromptFluent asks for nothing beyond the download.

Scorecard2 real differences · 8 level
SQL Bubble Pop versus PromptFluent: the parameters behind the verdict, then further details
ParameterSQL Bubble PopPromptFluent
PriceFreeFree
Rating4.6 (5 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.0 — better
Further details — not scored
Size36 MB37 MB
Age rating4+4+
DeveloperBaldwin Apps LLCBlueinstinct App Solutions

In-app purchases

7 purchases

SQL Bubble Pop

Subscriptions3
  • SQL Bubble Pop - SQL Quiz Game$1.997 Days
  • SQL Bubble Pop - SQL Quiz Game$5.991 Month
  • SQL Bubble Pop - SQL Quiz Game$34.991 Year
One-time4
  • Coffee Tip$0.99
  • Lunch Tip$2.99
  • Dinner Tip$4.99
Show 1 more
  • Generous Tip$9.99
None

PromptFluent

No in-app purchases

Questions

Is SQL Bubble Pop free?
SQL Bubble Pop is free to download, with in-app purchases available.
Is PromptFluent free?
PromptFluent is free to download, with no in-app purchases.
Do SQL Bubble Pop or PromptFluent have ads?
Neither SQL Bubble Pop nor PromptFluent shows ads.

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