Helium vs Clasendro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Helium
This app helps students manage their academic life by organizing classes, assignments, and grades. It features a smart calendar, live grade tracking, a rich notebook for notes, and a detailed assignment planner to keep everything in one place.
- Smart calendar with color-coding
- Live grade tracker and calculator
- Rich notebook with linked notes
- Assignment planner with details
- Todo checklist with sorting
- Customizable reminders
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SMART CALENDARS Color-code classes, assignments, and personal events — and toggle between Light and Dark mode. Pull in Google, Apple, or any iCal calendar, or push Helium back out. LIVE GRADE TRACKER & CALCULATOR Helium recalculates your grades in real time — by class, by category, and across the term. The dashboard surfaces At-Risk Classes, Progress vs. Pace, and Pending Impact at a glance. Use the grade calculator to project your grade with hypothetical scores, or enter a target to find out exactly what you need on the Final. RICH NOTEBOOK Write rich notes, linked directly to items in your Planner, so the context you need is always right where you need it. Or keep standalone notes for anything else, from lecture summaries to paper drafts. Format like a doc, search across everything, print when you need a hard copy. AT-A-GLANCE SCHEDULES Classes time-blocked hour by hour. Drag to reschedule, check off completed assignments right from the calendar, and tap any class for details — room, teacher email, grading scale. TODOS VIEW A focused checklist of your assignments. Sort and filter by class, priority, due date, or resources — organize your study time the way you want. DETAILED ASSIGNMENT PLANNER Class, category, priority, Reminders, Attachments like rubrics, formatted Notes, and linked Resources — every detail in one place. For a weekly assignment, create it once, then clone the template for the rest of the term. REMINDERS Reminders before assignments, classes, exams, or events — push notifications, or email if that's your style. BUILT FOR STUDENTS Middle school, high school, college, university, grad school, homeschool — Helium helps every kind of student stay organized and succeed academically. Create your free online account today, and take control of your student life.
Clasendro
This app streamlines school management for parents, teachers, and administrators. It offers features like attendance tracking, homework management, secure fee payments, and live bus tracking. AI assistance provides instant answers and early trend spotting.
- Attendance tracking
- Homework management
- Secure online fee payments
- Live school bus tracking
- AI-powered student insights
- Parent-teacher messaging
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Clasendro brings your school into one beautiful, simple app — built for parents, teachers, and school administrators. FOR PARENTS • See your child's attendance the moment it's marked, with a clear monthly view. • Homework, exam results, and report cards — all in one place. • Pay school fees securely online and download receipts instantly. • Track the school bus live along the day's route and know when it's near your stop. • Get announcements, circulars, and photos from school events, and apply for leave in a tap. • Ask AI about your child — attendance, homework, exams, or fees — answered instantly from your child's own records. FOR TEACHERS • Mark attendance in seconds, not minutes. • Assign and check homework with photos and files attached. • Enter marks with smart checks that catch typos before results go out. • Message parents with AI-polished drafts, and spot class-level trends early. FOR SCHOOLS • A full admin console — admissions, fees, timetables, transport, exams, and reports. • AI-assisted summaries that surface at-risk students before problems grow. • Privacy first: every user sees only their own school and their own children. Clasendro accounts are created by your school. Parents and teachers join with an invitation from the school office and sign in with just a phone number — no passwords to remember.
Screenshots
Verdict
The clearest difference is update cadence: Helium at every 3 days against Clasendro's every 9 days. Helium also leads on ratings volume (7 vs 1). On price, rating, review sentiment and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Helium against 5.0 for Clasendro. That said, the two scores are not equally well evidenced: Helium has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Helium ships an update every 3 days, Clasendro every 9 days. The most recent releases landed on October 31, 2026 and October 12, 2026 respectively.
| Parameter | Helium | Clasendro |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (7 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 7 — better | 1 |
| Update frequency | Every 3 days — better | Every 9 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 56 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Helium Edu, LLC | Praneeth Pala |
Customer experience
Helium
Clasendro
In-app purchases
Helium
No in-app purchases
Clasendro
No in-app purchases









