Best Masafumi Negishi Apps

250+ iOS apps curated and reviewed

4.5 avg rating

20 free apps

Updated September 2026

Whether you're new to masafumi negishi or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Masafumi Negishi Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Workout & Interval Timer -HIIT	Free	4.8★ (29)	Yes	Yes	Sep 2026
2	Jumper VPN: Secure Proxy	Free	—	No	Yes	Sep 2026
3	MyWords - Vocabulary & Quizzes	Free	4.8★ (13)	Yes	Yes	Sep 2026
4	DragonFast	Free	3.8★ (21)	No	No	Sep 2026
5	V2Box - V2ray Client	Free	4.7★ (98K)	Yes	No	Sep 2026
6	Whale Config Checker	Free	—	Yes	Yes	Sep 2026
7	Ferret OSINT	Free	—	No	No	May 2026
8	CYBR.SEC.Community	Free	—	No	No	Sep 2026

Top Picks for Masafumi Negishi

#1

Workout & Interval Timer -HIIT by Masafumi Negishi

Best timer app for workout

Editor's Choice

💪 Health & Fitness

4.8(29 ratings)

FreeAdsIn-App Purchases

Workout & Interval Timer -HIIT screenshot 1

Workout & Interval Timer -HIIT screenshot 2

Workout & Interval Timer -HIIT screenshot 3

Workout & Interval Timer -HIIT screenshot 4

This app provides a customizable timer for fitness routines, including Tabata training. Easily set workout durations, intervals, and sets, with options for sound and vibration alerts. Save frequently used timers for quick access.

#2

Jumper VPN: Secure Proxy by Free VPN One Co., Limited

Fast Private WiFi Hotspot

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

Jumper VPN: Secure Proxy screenshot 1

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Jumper VPN: Secure Proxy screenshot 4

#3

MyWords - Vocabulary & Quizzes by Masafumi Negishi

Flashcards for Quick Study

Worth Considering

4.8(13 ratings)

FreeAdsIn-App Purchases

MyWords - Vocabulary & Quizzes screenshot 1

MyWords - Vocabulary & Quizzes screenshot 2

MyWords - Vocabulary & Quizzes screenshot 3

Create custom digital flashcards for memorization and testing. Organize vocabulary by folder, search, sort, and even have words read aloud. Ideal for users who want to build their own unique word lists.

More Masafumi Negishi apps to explore

This tool monitors network traffic in real-time, detects security threats like IP and DNS issues, and performs one-click scans. It highlights and records suspicious activity for easy review, providing a simple interface for enhanced personal network security.

Real-time network traffic monitoringAutomatic security information detection (IP, DNS, WiFi)One-click network security scanning

V2Box - V2ray Client

V2Box - V2ray Client

V2Box - V2ray Client

V2ray / vmess/trojan / v2rayng

This app acts as a VPN internet network proxy, supporting a wide range of proxy protocols including Shadowsocks, V2ray, and Trojan. It offers advanced features like Reality support, multiple encryption options, and enhanced privacy protection without requiring login or registration.

Multiple proxy protocol supportCustom server configurationAdvanced protocol features (Reality, vless, utls)

free with in-app purchases

Whale Config Checker

Whale Config Checker

Whale Config Checker

Inspect & Test Proxy Configs

Inspect and test proxy configuration links for VLESS, VMess, Trojan, and Shadowsocks. It decodes all fields, flags risky settings, and tests connection reachability, latency, and speed. Profile your own connection's IP, speed, and DNS resolvers.

Decode proxy links (VLESS, VMess, Trojan, Shadowsocks)Flag risky configuration settingsTest connection reachability and speed

free with in-app purchases

Mobile OSINT for investigators

CYBR.SEC.Community

CYBR.SEC.Community

CYBR.SEC.Community

by CYBR.SEC.Community, LLC

OpenVPN Connect

OpenVPN Connect

OpenVPN Connect

Zero-Trust VPN Client App

This official client app provides secure remote access to internal networks and cloud resources using a zero-trust VPN protocol. It ensures continuous verification for every access request, regardless of location. It requires a compatible OpenVPN business solution to function.

Secure VPN tunnelingAES-256 encryption & TLS 1.3MDM-friendly configuration

Ontic Technologies

Ontic Technologies

Ontic Technologies

Protective Intelligence

This platform offers protective intelligence solutions for enterprises to safeguard employees, customers, and assets from physical security threats. It helps maintain business continuity and build resilience by aggregating data to identify and mitigate risks.

Protective intelligence softwarePhysical security threat mitigationBusiness continuity preservation

OSCAL Pocket Guide

OSCAL Pocket Guide

OSCAL Pocket Guide

OSCAL Pocket Reference

This app provides offline access to NIST cybersecurity and privacy frameworks, including controls, enhancements, and assessment tools. It supports compliance officers and security professionals with structured data and workflow features for managing security plans and system categorization.

Offline access to NIST frameworksSearch and filter controlsParameter substitution for control prose

free with in-app purchases

Internet is simple and easy

This tool helps manage network configurations for a secure and optimized internet experience. It synchronizes custom sources and protects data with standard encryption algorithms. The app offers a simple interface for easy network parameter management.

Secure configuration synchronizationOptimized network connectionsStandard encryption support

VPN - super shield 2027

VPN - super shield 2027

VPN - super shield 2027

Fast & Unlimited VPN, ВПН

This app provides a secure and private internet connection using advanced encryption and a global network. It helps bypass restrictions and network congestion for a faster, more anonymous online experience.

Financial-grade encryptionHybrid tunneling technology (WireGuard & V2Ray)Global backbone network acceleration

free with in-app purchases

This event app connects cybersecurity professionals, government leaders, and technology buyers. It facilitates discovery of cutting-edge technologies, partnership building, and insights from industry visionaries. The platform hosts live cyber drills and discussions on the future of cybersecurity.

Connect with CISOs and government leadersDiscover cutting-edge cybersecurity techForge high-value partnerships

Proxy client powered by Clash

This tool simplifies network connection setup by automatically obtaining configurations from service providers. It supports a wide range of modern protocols and features an intuitive interface for a smooth user experience. Built-in routing rules intelligently manage traffic without manual intervention.

Automatic configuration importSupports VLESS, Trojan, VMess, Shadowsocks, Hysteria, TUICClash Meta core powered

猎豹加速器VPN-海外网络ai加速工具

猎豹加速器VPN-海外网络ai加速工具

猎豹加速器VPN-海外网络ai加速工具

极速无限流量全球网络加速器

📊 Productivity

Strategic Leadership Conf 2025

Connect with top-tier independent security companies. This app facilitates networking within an exclusive group of industry leaders, fostering collaboration and knowledge sharing among elite businesses.

Exclusive network accessConnect with top security firmsFacilitates industry leadership

Absolute Secure Access

Absolute Secure Access

Absolute Secure Access

by NetMotion Software Inc.

This app provides secure and resilient network connectivity for accessing critical resources. It offers a Zero Trust approach to network access, enhancing security and user productivity. The platform includes advanced threat detection and network monitoring capabilities.

Resilient network connectivityZero Trust Network Access (ZTNA)Data encryption and access controls

MiuMiu VPN & Config Xray V2ray

MiuMiu VPN & Config Xray V2ray

MiuMiu VPN & Config Xray V2ray

V2Ray Xray Pro Network Client

This advanced network client offers secure and customizable internet access using V2Ray and Xray technologies. It supports multiple proxy protocols, smart routing, and includes network diagnostic tools for a flexible and efficient online experience.

V2Ray & Xray CoreMultiple Proxy ProtocolsSmart Routing

7x24 Exchange Conferences

7x24 Exchange Conferences

7x24 Exchange Conferences

by 7x24 Exchange, Inc

FAQ about Masafumi Negishi

What are the best masafumi negishi apps for iPhone?

Workout & Interval Timer -HIIT tops our masafumi negishi apps ranking as of September 2026, with a 4.8-star average from 29 App Store ratings, and it's free to download.

Are there free masafumi negishi apps for iPhone?

Yes — 20 of the top masafumi negishi apps we rank are free to download, including Workout & Interval Timer -HIIT and Jumper VPN: Secure Proxy.

Does Workout & Interval Timer -HIIT have ads or in-app purchases?

Workout & Interval Timer -HIIT shows ads and offers in-app purchases, according to its App Store listing as of September 2026.

How many masafumi negishi apps are on the App Store?

We track 250+ masafumi negishi apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

What is Workout & Interval Timer used for?

Workout & Interval Timer is designed for fitness and workouts, particularly for Tabata training. It allows users to configure workout durations, intervals, and sets with customizable sound and vibration alerts.

Can I save my custom workout timers in Workout & Interval Timer?

Yes, you can easily register and save timers you frequently use. The app supports registering up to 100 lists of custom timers for quick access.