--- title: "Jeyso: JSON Diff & Formatter - Reviews, Revenue and Downloads in Canada | Apple App Store" description: "Master the art of data engineering with Jeyso, the premium JSON formatting studio designed for absolute focus and technical excellence. Whether you're debugging a complex API response or optimizing yo" --- # Jeyso: JSON Diff & Formatter — Canada > Master Your Data Structure ![Jeyso App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/27/f5/9e/27f59ebf-3094-a51e-d391-c6d3a3ecb7ed/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png) **Developer:** [Umit UZ](https://apptail.io/developer/umit-uz-JfqUU) **Category:** Developer Tools **Rating:** N/A (0 ratings) **Price:** Free **Bundle ID:** com.umituz.jsonformatter **Store:** Apple App Store **Country:** Canada **Version:** 1.0.4 (released 2026-07-02) **Original Release:** 2026-01-28 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/ca/app/app/id6758353863) **AppTail Page:** [https://apptail.io/app/jeyso-json-diff-formatter-cVoy/canada](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/canada) ## Jeyso Description Master the art of data engineering with Jeyso, the premium JSON formatting studio designed for absolute focus and technical excellence. Whether you're debugging a complex API response or optimizing your data structures, Jeyso provides a sophisticated platform to manage your JSON through a high-fidelity, intuitive interface. With advanced formatting modules and an intelligent validation framework, Jeyso eliminates the noise of cluttered developer apps. Experience a refined way to stay organized, featuring immersive history logs and high-fidelity project management that celebrates your technical achievements in a secure and professional environment. KEY HIGHLIGHTS: • Advanced JSON Formatting: Master your data with high-fidelity support for large JSON structures of up to 1,000,000 characters with absolute precision. • Comprehensive Validation Studio: Validate and optimize your JSON through a streamlined, intuitive dashboard with customizable indentation controls. • Intelligent History Framework: Monitor your data journey and revisit your projects with a high-fidelity log of up to 100 entries and 30-day retention. • Mindful Developer Experience: A sleek, professional design optimized to reduce cognitive load and foster deep technical focus. • Secure Data Registry: Document your JSON history and revisit your favorite structures with a high-fidelity history system. • Privacy First: Your data is personal. Jeyso processes all your JSON locally on your device—we never access or share your private technical records. WHY JEYSO? Most JSON tools feel generic and cluttered. Jeyso is designed with care — smooth animations, high-fidelity technical interactions, a refined design system, and a formatting framework that's actually robust. It's the developer companion you'll keep coming back to. ## Jeyso Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7f/62/35/7f623575-2e8f-8901-f533-0e1327bf68a8/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.21.png/1284x2778.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/16/6b/31/166b31ae-9a68-e99d-4801-874081a695a4/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.04.png/1284x2778.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/43/91/f3/4391f390-aeb5-e7d5-3f4b-63aeaf45a569/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.16.59.png/1284x2778.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/aa/de/46/aade46b2-b8e7-a04a-b259-1cbdfab366fd/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.42.png/1284x2778.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e4/9d/91/e49d9166-ebb6-319b-9655-6ca428a51e5e/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.33.png/1284x2778.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f4/13/85/f41385a8-f878-6a10-e4dd-506920adeb4d/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.18.png/1284x2778.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ca/39/dd/ca39ddb1-3505-5899-b062-23d1b0cee383/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.26.png/1284x2778.png) - [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/3f/c9/1f/3fc91f51-1105-e03a-8407-1f5501cb7f01/Simulator_Screenshot_-_iPhone_13_Pro_Max_-_2026-05-07_at_16.17.24.png/1284x2778.png) ## Jeyso Available In - [Bulgaria](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/bulgaria) - [Canada](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/canada) - [China](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/china) - [Estonia](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/estonia) - [Ghana](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/ghana) - [India](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/india) - [Iceland](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/iceland) - [Japan](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/japan) - [Kenya](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/kenya) - [Madagascar](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/madagascar) - [Namibia](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/namibia) - [Türkiye](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/turkey) - [Taiwan](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/taiwan) - [United States](https://apptail.io/app/jeyso-json-diff-formatter-cVoy/united-states) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*