Helium

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Helium is ranked #26 of 138 in daily planner apps on Inferse. It runs on Android, API, iOS, Self-hosted, Web. There is a free plan.

Compared on daily planner apps

Free plan: Yesheliumedu.com
Calendar sync: Yesheliumedu.com

Facts

Free plan: Yesheliumedu.com · 20 Sept 2026
Calendar sync: Yesheliumedu.com · 20 Sept 2026
Purpose: Helium is a planner for organizing classes, homework, grades, notes, and academic workload.heliumedu.com · 1 Oct 2026
Grade tools: It calculates grades in real time, supports hypothetical scores, and can calculate what is needed on a final to reach a target grade.heliumedu.com · 1 Oct 2026
Scheduling: The planner provides Month, Week, 3-Day, Day, and Agenda views with color coding, filtering, search, and drag-and-drop scheduling.heliumedu.com · 1 Oct 2026
Reminders: Helium sends native push notifications on iOS, Android, and web, or email reminders, for assignments, classes, exams, and events.heliumedu.com · 1 Oct 2026
Calendar integration: It supports two-way calendar syncing with Google, Apple, and other calendars, including iCal sources.heliumedu.com · 1 Oct 2026
Notes: Notes support headings, lists, quotes, links, search, printing, and links to classes or assignments.heliumedu.com · 1 Oct 2026
API: Helium exposes a public REST API covering actions available in its iOS, Android, and web apps.heliumedu.com · 1 Oct 2026
Integrations: Helium does not maintain official tooling or pre-built integrations, but its open API can be used to build integrations.heliumedu.com · 1 Oct 2026
Open source: Helium is open source and says its code is publicly available on GitHub.heliumedu.com · 1 Oct 2026
Data privacy: Helium says it does not sell personal information and shares it only with service providers, legal authorities, business-transfer parties, and authorized personnel for stated purposes.heliumedu.com · 1 Oct 2026
Data location: User data is stored and processed on servers in the United States.heliumedu.com · 1 Oct 2026
Data portability: Users can access, export, or delete their data through the Services, and the homepage says full schedules can be exported as JSON.heliumedu.com · 1 Oct 2026
Support: Helium provides a support portal with knowledge-base articles, FAQs, and a way to get in touch.heliumedu.com · 1 Oct 2026
Audience: Helium says it fits middle school, high school, college, university, graduate school, and homeschool students.heliumedu.com · 1 Oct 2026
API token limit: Only one API token can be active per Helium account at a time.heliumedu.com · 1 Oct 2026