StudyBuddy vs Soroban
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StudyBuddy
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StudyBuddy 是一款高度可定制、以对话为核心的 AI 学习助手,专为追求高效、结构化和个性化学习体验的用户打造。无论你是自学者、学生还是技术爱好者,StudyBuddy 都能帮助你围绕特定主题与 AI 进行深度互动,构建属于自己的知识体系。 结构化学习主题管理 自由创建、编辑和删除学习主题,支持丰富的预设技术主题,助你快速开启学习之旅。 AI 驱动的概念地图生成与可视化 每个新主题自动生成“概念地图”,以图表形式清晰展示知识结构,帮助你把握学习脉络。 沉浸式 AI 对话与记录 针对每个主题与 AI 持续对话,所有内容自动保存,便于随时回顾和复习。 灵活的 API 配置 支持自定义 AI 服务 API 密钥和地址,动态获取模型列表,轻松测试连接,满足不同需求。 本地数据存储,隐私无忧 所有学习数据均存储在本地设备,保障你的隐私安全,并支持离线访问。 StudyBuddy,让你的每一次学习都更有方向、更高效、更安全!
Soroban
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Master mental math with Soroban: a powerful abacus learning app designed for students, beginners, and advanced learners who want to improve calculation speed, accuracy, and focus. Soroban (Japanese abacus) is a proven method for developing strong arithmetic skills and mental calculation (anzan). Whether you are just starting out or aiming to train high-speed mental math, this app provides a structured and engaging way to learn. WHO THIS APP IS FOR: • Students learning arithmetic and building strong math foundations • Parents looking for effective brain training and focus development tools • Beginners starting with abacus (soroban) for the first time • Advanced learners training anzan (mental math speed and accuracy) • Anyone interested in brain training, calculation speed, and cognitive skills KEY FEATURES: • Step-by-step lessons: Learn soroban from basic bead movement to advanced arithmetic • Flash Anzan (mental math): Train your brain to calculate without a physical abacus • Speed drills: Improve calculation speed and accuracy with timed exercises • Daily challenges: Build consistency with short, repeatable practice sessions • Workbook practice: Structured exercises for deeper understanding • Free play mode: Use a fully interactive digital abacus anytime • AI-powered insights: On-device intelligence for adaptive learning and homework scanning • Progress tracking: Monitor accuracy, performance, and improvement over time WHY SOROBAN: • Develops mental math (anzan) and arithmetic fluency • Improves concentration, memory, and problem-solving skills • Combines traditional Japanese learning with modern iOS design • Designed specifically for iPhone and iPad for a smooth and immersive experience Soroban supports English, French, Japanese, and Simplified Chinese. Start your journey into faster thinking and stronger math skills today.
Screenshots
Verdict
The clearest difference is update cadence: StudyBuddy at weekly against Soroban's every 2 weeks. StudyBuddy also leads on iOS requirement (14.0 vs 26.0). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
StudyBuddy ships an update weekly, Soroban every 2 weeks. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.
| Parameter | StudyBuddy | Soroban |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 11 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | 果 孙 | Shweta Kumari |
In-app purchases
StudyBuddy
No in-app purchases
Soroban
No in-app purchases









