Comparison

Flashcard Dictionary vs PromptFluent

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

Head to head
About

Flashcard Dictionary

This app helps you memorize words more effectively by generating personalized flashcards based on your progress. It utilizes definitions from the Oxford Dictionary, offering clear and concise explanations ideal for English learners.

Highlights
  • Personalized flashcard generation
  • Memorization progress tracking
  • Oxford Dictionary definitions
  • Concise and understandable explanations
  • Ideal for English learners
Features
Read full description

By using our algorithm to keep track of your memorization progress, we generate flashcards for you to memorize saved words better. We use definitions from Oxford Dictionary which is the most concise and understandable for English learners compared to other dictionaries. Standard Apple Terms of Use: 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

Flashcard Dictionary4 screens
PromptFluent4 screens

Verdict

The call

The clearest difference is in-app purchases: PromptFluent at none against Flashcard Dictionary's 2. Flashcard Dictionary's advantage is update cadence (every 9 days vs every 5 months). On price, ads, device support and iOS requirement 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. Flashcard Dictionary sells 2 in-app purchases, starting at $0.99 per month. PromptFluent asks for nothing beyond the download.

UpkeepUpdate frequency

Flashcard Dictionary ships an update every 9 days, PromptFluent every 5 months. The most recent releases landed on September 27, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 8 level
Flashcard Dictionary versus PromptFluent: the parameters behind the verdict, then further details
ParameterFlashcard DictionaryPromptFluent
PriceFreeFree
Rating4.3 (4 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 9 days — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.0 — better15.0
Further details — not scored
Size14 MB37 MB
Age rating4+4+
DeveloperYusen ZhangBlueinstinct App Solutions

In-app purchases

2 purchases

Flashcard Dictionary

Subscriptions2
  • Monthly Premium Subscription$0.991 Month
  • Yearly Premium Subscription$9.991 Year
None

PromptFluent

No in-app purchases

Questions

Is Flashcard Dictionary free?
Flashcard Dictionary is free to download, with in-app purchases available.
Is PromptFluent free?
PromptFluent is free to download, with no in-app purchases.
Do Flashcard Dictionary or PromptFluent have ads?
Neither Flashcard Dictionary nor PromptFluent shows ads.
Which is updated more often, Flashcard Dictionary or PromptFluent?
Flashcard Dictionary ships an update every 9 days, and PromptFluent every 5 months. Most recently, Flashcard Dictionary was updated on September 27, 2026 and PromptFluent on October 1, 2026.

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