Jeman

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Other Jeman is an independent studio that builds small, focused apps for Mac and iPhone, including Netlink for network monitoring, Nekot for AI quota tracking, and JMQuant for A-share quant research.

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Editor's Review

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Jeman's catalog is deliberately narrow: each app solves one concrete problem rather than bundling features. Netlink's menu-bar network scoring and Nekot's quota countdowns are practical for people who work across VPNs or rely on AI coding tools. The trade-off is depth—these are lightweight utilities

Site introduction

Jeman is a small independent studio rather than a large software company, and its product line reflects that scale. Instead of one sprawling suite, it releases separate, single-purpose apps for Mac and iPhone, each addressing a specific daily annoyance. The studio’s stated philosophy—keep it simple, take it slow—shows in the minimal interfaces and the absence of account systems or upsells.

Netlink for Mac lives in the menu bar and scores your network connection, checking public IP, VPN and proxy status, DNS, and time zone, then explaining each deduction and offering a fix. It continues monitoring in the background so you know the moment your exit IP changes. Nekot for iPhone tracks Claude Code and Codex usage windows with reset countdowns and alerts at 80% and 95%, storing tokens in the Keychain.

JMQuant targets a narrower audience: it converts trading rules into reviewable rule cards and backtests them against historical China A-share data. This makes the studio’s lineup relevant to privacy-conscious Mac users, developers who depend on AI coding quotas, and quantitatively minded investors.

A sensible approach is to install only the app matching your current problem, since each is sold separately through the App Store. Check the release notes before updating, as the studio iterates in small increments. Overall, Jeman is a good fit for users who prefer compact, focused utilities over all-in-one software.