study smarter vs Carlo's In
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
study smarter
This app transforms your notes and documents into engaging short video lessons and quiz challenges using AI. It's designed to help students study smarter by boosting retention and optimizing knowledge flow through a visual, video-first approach.
- AI-powered note conversion
- Video lesson generation
- Quiz challenge creation
- Spaced repetition study
- Integrated study timer
- Visual learning approach
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Transform your notes into engaging short video lessons with Shortd. We are a five star study app designed to help you study smarter, not harder. Shortd acts as your personal AI study helper, instantly converting textbook PDFs and documents into bite-sized bits of knowledge. Think of it as an AI study companion that blends the utility of Quizlet free modes with the educational value of video content. Why Shortd? AI Study Power: Turn text into engaging videos and quiz challenge sessions automatically. Our turbo learn technology helps you process information faster. Boost Retention: Our study AI uses spaced repetition and an integrated study timer. It is an ideal study helper for students who need structured focus. Visual Learning: Optimize your knowledge flow with a video-first approach. If you use apps like Vaia, Revisely, Turbo Learn, or Study Fetch, you will appreciate our visual method. Comprehensive Tools: Whether you are using a study bunny method or looking for a five star study app to manage your notes, Shortd provides the tools you need to succeed. Whether you are preparing for exams or are a lifelong learner, Shortd is the ultimate study helper to turn your materials into memorable content. Links and Support: Support URL: https://shortd.io/faq.html Discord: https://discord.gg/22dV39zSgf Terms and Conditions: https://shortd.io/terms.html Privacy Policy: https://shortd.io/privacy.html
Carlo's In
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Carlo’s In is an interactive entertainment app that lets you explore the hidden world of European criminal organizations from the 1920s to the 1980s through a structured, story-driven experience. Step into a classified archive and uncover how groups like Cosa Nostra, Camorra, the Kray Twins and others formed, operated, and were ultimately challenged by law enforcement. This app is not about glorifying crime — it’s about understanding the systems behind it, the social conditions that allowed it to grow, and the strategies used to fight it. From the first launch, you enter a secure archive where you choose your path: study dossiers or analyze real scenarios. Each dossier is a clear, engaging breakdown of a criminal group, including its structure, key figures, timeline, and influence across regions. Explore by country and decade, navigate through visual timelines, and connect events to see how history unfolded. Carlo’s In also features an interactive case mode where you are placed in realistic situations and asked to identify the factors behind rising crime and the responses used to stop it. Learn by doing, not just reading. The built-in AI acts as your guide, answering questions like why certain groups became powerful, how they expanded, and what led to their downfall, always focusing on cause and effect. Test your knowledge with quizzes that challenge you to identify time periods, compare organizations, and analyze key events. Track your progress as you move deeper into the archive and build your understanding of complex historical patterns. Daily briefings deliver short insights into major events, figures, and turning points, keeping the experience fresh and engaging. The app features a dark, cinematic interface inspired by classified documents and investigative archives, creating an atmosphere of secrecy and discovery. Carlo’s In is designed for curious minds who enjoy history, analysis, and interactive learning, turning real historical data into an engaging exploration experience. Dive deeper into the relationships between politics, economy, and organized crime, understand how different countries responded with unique strategies, and see how major investigations changed the course of history. Follow patterns across decades, compare regions, and build a complete picture of how underground networks evolved over time. Whether you explore casually or study systematically, Carlo’s In turns complex history into a clear, immersive, and engaging journey.
Screenshots
Verdict
The clearest difference is device support: study smarter at 3 against Carlo's In's 1. study smarter also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases 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
Both are free to download. study smarter sells 3 in-app purchases, starting at $1.99 per month and Carlo's In sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
study smarter ships an update weekly, Carlo's In every 2 weeks. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.
| Parameter | study smarter | Carlo's In |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 68 MB | 43 MB |
| Age rating | 4+ | 12+ |
| Developer | rrdl limited | LARSO ERISE |
In-app purchases
study smarter
- Monthly Pro$1.991 Month
- Weekly shortd7 Days trial$3.997 Days
- Yearly Pro$19.991 Year
Carlo's In
- Emerald Syndicate$1.99
- Midnight Heist$1.99









