Apps that make learning and networking simple
Native apps for iPhone, iPad, Mac and Android: study apps for Korean Hanja, Japanese kanji and English vocabulary, and professional tools for network engineers.
Apps built with care
Everything we make is designed for the device it runs on and kept up to date.
Learning apps
Study apps for Korean Hanja, Japanese kanji and English vocabulary.
- Stroke-order writing practice with scoring
- Quizzes, timed mock exams and spaced-repetition review
- Lock Screen widgets and Live Activities
Network tools
Scanning, SNMP, traceroute and remote desktop tools for engineers and curious users.
- Discover every device on your network
- SNMP v1, v2c and v3 walks with MIB support
- Everything on-device: no account, no tracking
Find the right app
Choose an app to see its features, screenshots and download links.
Learning
QHanjaStudy Korean Hanja by gradeiPhoneiPadMacAndroidLearn more →QHanja ADEvery Hanja grade, free with adsiPhoneiPadLearn more →KanjiQLearn Japanese kanji by writingiPhoneiPadAndroidLearn more →EnglishQEnglish vocabulary by grade and examiPhoneiPadAndroidLearn more →Network tools
PosKVMRemote desktop for VNC, RDP, SSH and IP KVMiPhoneiPadMacLearn more →NetAdminComplete toolkit for your local networkiPhoneiPadMacLearn more →MIB BrowserSNMP walks and MIBs for engineersiPhoneiPadMacLearn more →IP TrackersSee the route your packets take, on a mapiPhoneiPadMacLearn more →Business
ALS CopiersHealth
MyHealthSmall team, long-lived apps
Native on every device
Built separately for iPhone, iPad, Mac and Android, from Lock Screen widgets to three-pane iPad and Mac layouts.
Privacy first
Our network tools run entirely on your device and local network, with no analytics, tracking or third-party SDKs.
Built to last
Some of our apps have been on the App Store since 2010, and every one of them is still updated today.
Get in touch
Questions about an app, feedback or partnership ideas? Send us a message and we will get back to you.