SubItUp vs NIU Guidebook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubItUp
Manage your work schedule, request time off, and swap shifts with colleagues. For managers, this app allows for shift creation, editing, and approval of requests.
- View work schedule
- Request time off
- Add, Drop, or Swap shifts
- Create and edit shifts
- Approve shift requests
- Approve RTOs
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This app is intended for those who make use of the 'SubItUp' platform. As an employee, you can access your work schedule, request time off and make requests to Add, Drop, or Swap your shifts with your coworkers. As a manager, you can create and edit shifts, approve pending requests for shifts and RTOs, and more.
NIU Guidebook
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The NIU Guidebook app helps first-year students and families navigate their orientation program and Week of Welcome (WOW). You'll find the latest schedule of events, presentations and more!
Screenshots
Verdict
The clearest difference is update cadence: SubItUp at every 2 weeks against NIU Guidebook's every 3 months. On price, ads, in-app purchases and device support 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.
SubItUp ships an update every 2 weeks, NIU Guidebook every 3 months. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.
| Parameter | SubItUp | NIU Guidebook |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (231 ratings) — better | — |
| Positive reviews | 13.1% of reviews | — |
| Number of ratings | 231 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 48 MB | 62 MB |
| Age rating | 4+ | 17+ |
| Developer | SubItUp, Inc. | Northern Illinois University |
In-app purchases
SubItUp
No in-app purchases
NIU Guidebook
No in-app purchases
Questions
Is SubItUp free?
Is NIU Guidebook free?
Do SubItUp or NIU Guidebook have ads?
Which is updated more often, SubItUp or NIU Guidebook?
Other comparisons
