Plus4U Key vs JupiTerp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Plus4U Key
This utility app provides a secure and convenient way to log into the Plus4U system. It simplifies access to your Plus4U account with enhanced security features.
- Secure login to Plus4U
- Convenient access
- Enhanced security
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Plus4U Key enables secure and convenient login to the Plus4U system
JupiTerp
This app helps University of Maryland students plan their course schedules efficiently. It allows searching the full course catalog, filtering by various criteria, and visualizing the weekly schedule on a grid. Schedules can be saved and exported to a calendar.
- Search full UMD course catalog
- Filter by department, GenEd, professor
- View PlanetTerp/RateMyProfessors ratings
- Live seat availability
- Visual weekly schedule grid
- Automatic time conflict detection
- Export schedule to calendar
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Jupiterp — the course planner built for Terps. Stop juggling Testudo tabs and spreadsheets. Jupiterp gives University of Maryland students a fast, focused way to build the perfect schedule — search any course, browse every section, see who's teaching, and watch your week come together on a clean visual grid. Built for how students actually pick classes - Search the full UMD course catalog with instant results - Filter by department, GenEd requirement, or professor - Type `@ProfessorName` to find every course they teach - See PlanetTerp / RateMyProfessors ratings right on each section - Live seat availability — know what's open before you register A schedule you can see - Visual weekly grid with color-coded class blocks - Automatic time conflict detection — sections that clash are flagged before you add them - Async, weekend, and TBA classes tracked separately so nothing gets lost - Save multiple plans (Plan A, Plan B, "dream semester") and switch between them From planning to your calendar in one tap - Export your schedule directly to your calendar - Recurring weekly events through the semester end date - No accounts, no sign-up, no tracking Made by UMD students, for UMD students. Free and open source. *Jupiterp is not affiliated with the University of Maryland.*
Screenshots
Verdict
The clearest difference is rating: JupiTerp at 5.0 against Plus4U Key's 1.0. Plus4U Key's advantage is iOS requirement (13.0 vs 16.6). On price, ratings volume, update cadence 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.
JupiTerp holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Plus4U Key ships an update every 6 months, JupiTerp every 3 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Plus4U Key | JupiTerp |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 87 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Plus4U Net a.s. | Justin Fournier |
In-app purchases
Plus4U Key
No in-app purchases
JupiTerp
No in-app purchases
