--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "respostaCerta: Questões ENEM" developer_entity: "CoRedação" bundle_id: "com.grqtech.respostacerta" app_store_id: "6740682044" category: "Education" primary_platform: "ios" primary_monetization: "Freemium" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-08-14" report_date: "2026-09-24" last_verified: "2026-09-24T00:00:00.000Z" report_version: "1.0.24" total_reviews: 6 overall_rating: 4.7 sentiment: "Thrilled" sentiment_score: 85 confidence: "medium" confidence_score: 0.5 top_praise_theme: "The didactic lesson structure and detailed explanations provide high educational value for students preparing for exams" top_complaint_theme: "Intermittent server instability prevents access during peak usage times, disrupting planned study sessions for active users" review_sample_size: 15 total_review_count: 15 analyzed_review_count: 15 data_age_days: 51 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["education", "freemium", "thrilled sentiment", "mobile app", "app review", "app analysis", "students", "preparing", "brazilian"] canonical_url: "https://marlvel.ai/apps/respostacerta-questoes-enem" license: "CC-BY-NC 4.0" content_version: "v2" --- # respostaCerta: Questões ENEM Intelligence Report ## TL;DR {#tldr} - **Category**: Education · Freemium - **Signal**: Rating 4.67 · Sentiment Thrilled - **Recent focus**: Intermittent server instability prevents access during peak usage times, disrupting planned study sessions for active users (top complaint) · The didactic lesson structure and detailed explanations provide high educational value for students preparing for exams (top praise) > **TL;DR:** respostaCerta: Questões ENEM is a education app by CoRedação, rated 4.67/5 by 6 users, with Thrilled user sentiment (85/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** respostaCerta: Questões ENEM maintains Thrilled user sentiment (4.67/5 from 6 reviews), with users consistently praising the didactic lesson structure and detailed explanations provide high educational value for students preparing for exams. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.67/5 (6 reviews) | | **User Mood** | Thrilled | | **Category** | Education | | **Developer** | CoRedação | | **Pricing** | Freemium | | **Platforms** | iOS & Android | | **Confidence** | Medium (0.5/1.0) | | **Data Age** | 51d | ## Metadata & Market Performance - **Publisher:** CoRedação - **Category:** Education - **Target Audience:** Students preparing for the Brazilian ENEM exam who require personalized study paths and realistic performance metrics. - **Platforms:** iOS & Android - **Version Reviewed:** 1.0.24 - **Report Date:** 2026-09-24 - **Signal Count:** 15 reviews analyzed - **Confidence:** Medium (0.5/1.0) - **App Store ID (iOS):** 6740682044 - **Bundle ID:** com.grqtech.respostacerta - **Google Play ID:** com.grqtech.respostacerta - **Data Window:** Analysis based on signals collected up to 2026-09-24 - **Short Description:** Questions graded by the TRI, detailed resolutions and simulations for the ENEM. ## Executive Snapshot **What it is:** respostaCerta is an ENEM preparation app for Brazilian students, featuring TRI-based scoring, adaptive question selection, and exam simulations on iOS and Android. **Why users hire it:** Students use the app to replace generic study materials with realistic, data-backed exam simulations that identify specific competency gaps before the actual test date. ## App DNA (Features & Intent) - **[Differentiator] TRI-based Scoring:** Calculates performance scores using the official ENEM TRI methodology based on microdata. - **[Differentiator] Adaptive Question Selection:** AI-driven system selects questions based on the user's current performance level. * *User Intent:* Users expect intelligent, adaptive experiences that learn from their behavior. - **[Standard] Detailed Resolutions:** Step-by-step explanations provided for every question to facilitate future problem-solving. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} respostaCerta occupies a niche in the Brazilian Education category, currently ranking #71 Grossing. The gap between its high user rating (4.67) and its rank suggests that while the product quality is high, the current monetization strategy or traffic stability limits its reach compared to larger incumbents. ## Monetization Strategy - **Model:** Freemium - **Tiers:** Free tier with access to study tools, Premium tier for advanced explanations - **Analysis:** Freemium model utilizing free access to core study tools to build a user base, with IAP support indicated in Android metadata. ## 🟢 User Sentiment (Medium Confidence: 15 of 15 reviews analyzed) {#user-sentiment} - **Overall Rating:** 4.67/5 - **Platform Split:** iOS 4.7/5 (6 ratings) - **Overall Sentiment:** Thrilled ### Top Praises - **The didactic lesson structure and detailed explanations provide high educational value for students preparing for exams** - **The free tier offers a generous amount of content that remains accessible to students with limited resources** - **The scoring system accurately reflects the difficulty and structure of national standardized entrance examinations** ### Top Complaints (Impact Areas) - **Intermittent server instability prevents access during peak usage times, disrupting planned study sessions for active users** ## SWOT Analysis {#swot} **Core Strengths:** - TRI-based scoring methodology provides high-fidelity exam preparation - Adaptive question selection increases daily habit loops - Accessible free tier builds user base **Growth Levers:** - Subject-specific categorization would improve study focus - Dark mode implementation would improve night-session retention ## What's New - **Latest (v1.0, 1 months ago):** General bug fixes and performance improvements. - **Last Major (v1.0.24, 1 months ago):** Introduced didactic lessons, practice questions, mock exams, and TRI scoring functionality. ## App Momentum (Maintenance) {#momentum} - Shipped didactic lessons and TRI scoring. - Maintains stable sentiment despite server issues. > **Cadence:** 2 total versions · 1 majors in last 6 months · 41 days since last update · 1 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} respostaCerta: Questões ENEM is a market-leading education app that is free with in-app purchases. With a 4.67/5 rating from 6 reviews, it delivers strong user satisfaction. > **Bottom Line:** Scaling server infrastructure is the primary lever to protect the user base from churn during peak study periods. Addressing this stability will allow the team to focus on content-driven retention features like subject categorization, which currently represent the biggest opportunity for growth. **Best for:** Students preparing for the Brazilian ENEM exam who require personalized study paths and realistic performance metrics. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Scale server infrastructure because peak-traffic instability is the top-cited complaint → reduce churn during high-usage periods. ### Outlook: Stable The ENEM preparation market is consolidating around tools that offer high-fidelity simulation, and respostaCerta is well-positioned with its TRI-based methodology. However, the current server instability during peak usage is a critical vulnerability that could erode its strong sentiment baseline if left unaddressed. - 🔴 Intermittent server instability during peak traffic disrupts the study habit, which risks long-term user retention if not addressed. - 🟢 High user satisfaction with the didactic content and TRI scoring indicates a strong product-market fit for serious ENEM candidates. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.67/5 | | Total Reviews | 6 | | Sentiment | Thrilled (85/100) | | Confidence | Medium | | Pricing Model | Freemium | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **respostaCerta: Questões ENEM** (this app) | 4.67/5 | Thrilled | CoRedação | | [Catbus Student](https://marlvel.ai/apps/catbus-student) | 4.3/5 | N/A | Cohota Join Stock Company | | [Money Matrix (CAD)](https://marlvel.ai/apps/money-matrix-cad) | 5.0/5 | N/A | Blooming Kids Software LLC | | [Quran Treasure Island for Kids](https://marlvel.ai/apps/quran-treasure-island-for-kids) | 4.9/5 | Mixed | Akeela Manekia | | [Valencia College - MyVC](https://marlvel.ai/apps/valencia-college-myvc) | 5.0/5 | N/A | Valencia College | | [Verbi: Learn a New Language](https://marlvel.ai/apps/verbi-learn-a-new-language) | 4.3/5 | n/a | ACADIA LABS INC. | ## Company Profile - **Developer:** CoRedação - **Website:** [https://respostacerta.com](https://respostacerta.com) - **Social:** [Instagram](https://www.instagram.com/respostacerta.app) · [X/Twitter](https://twitter.com/respostacerta__) · [TikTok](https://www.tiktok.com/@respostacerta.app) ## Data Sources & Links - **App Store ID:** 6740682044 - **Google Play ID:** com.grqtech.respostacerta - **Dev Site:** [Official Website](https://respostacerta.com) - **Sources:** Developer website content, App store metadata, User reviews. ## Related Intel Reports - [*Catbus Student*](https://marlvel.ai/apps/catbus-student) (Cohota Join Stock Company) · 4.3/5 Rating - [*Money Matrix (CAD)*](https://marlvel.ai/apps/money-matrix-cad) (Blooming Kids Software LLC) · 5.0/5 Rating - [*Quran Treasure Island for Kids*](https://marlvel.ai/apps/quran-treasure-island-for-kids) (Akeela Manekia) · 4.9/5 Rating - [*Valencia College - MyVC*](https://marlvel.ai/apps/valencia-college-myvc) (Valencia College) · 5.0/5 Rating - [*Verbi: Learn a New Language*](https://marlvel.ai/apps/verbi-learn-a-new-language) (ACADIA LABS INC.) · 4.3/5 Rating - [*자주 틀리는 우리말*](https://marlvel.ai/apps/app--424) (DaolSoft, Co., Ltd.) · N/A Rating - [*달공부 - 한 달 공부 다이어리 + 루틴/공부 타이머*](https://marlvel.ai/apps/azlabs-dalstudy) (SuWon Choi) · N/A Rating - [*타요콘 - 타요 아바타 놀이동화*](https://marlvel.ai/apps/com-kigle-project-tayocon) (KIGLE) · 3.1/5 Rating - [*천자문 워치*](https://marlvel.ai/apps/app--385) (kim juyoung) · N/A Rating - [*천자문 공부 도우미*](https://marlvel.ai/apps/app--382) (kim juyoung) · 5.0/5 Rating ## Frequently Asked Questions {#faq} ### Is respostaCerta free to use? Yes, the app offers a free tier that provides access to core study tools, though advanced explanations for incorrect answers are gated behind a premium subscription. ### How does the scoring system work? The app uses the official ENEM TRI (Teoria de Resposta ao Item) methodology based on microdata to calculate scores that reflect the difficulty and structure of the actual exam. ### Is the app suitable for night study? Currently, the app does not feature a dark mode, which some users have requested to improve visual comfort during long study sessions at night. ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.5/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 15 - **Data Sources:** user reviews, developer website, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 51 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/respostacerta-questoes-enem) Data licensed for AI Agent attribution under CC-BY-NC 4.0.