Jeyso vs amux
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Jeyso
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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: β’ Advanced JSON Formatting: Master your data with high-fidelity support for large JSON structures of up to 1,000,000 characters with absolute precision. β’ Comprehensive Validation Studio: Validate and optimize your JSON through a streamlined, intuitive dashboard with customizable indentation controls. β’ 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. β’ Mindful Developer Experience: A sleek, professional design optimized to reduce cognitive load and foster deep technical focus. β’ Secure Data Registry: Document your JSON history and revisit your favorite structures with a high-fidelity history system. β’ Privacy First: Your data is personal. Jeyso processes all your JSON locally on your deviceβwe never access or share your private technical records. WHY JEYSO? Most JSON tools feel generic and cluttered. Jeyso is designed with care β 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.
amux
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amux is an agent multiplexer that allows controlling your agents from anywhere. You can start a Claude Code agent on your laptop, go to the coffee shop and check in on the progress and approve permissions.
Screenshots
Verdict
The clearest difference is update cadence: amux at every 2 days against Jeyso's monthly. amux also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Jeyso ships an update monthly, amux every 2 days. The most recent releases landed on September 26, 2026 and September 27, 2026 respectively.
| Parameter | Jeyso | amux |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 2 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 β better |
| Further details β not scored | ||
| Size | 5 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Umit UZ | Jordan Webster |
In-app purchases
Jeyso
No in-app purchases
amux
No in-app purchases









