# ReadySub vs myBYUI

The clearest difference is rating: myBYUI at 3.6 against ReadySub's 2.0. myBYUI also leads on review sentiment (33% vs 18%) and update cadence (every 2 months vs every 5 months). ReadySub's advantage is ratings volume (136 vs 12) and iOS requirement (12.0 vs 14.2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

myBYUI holds the better App Store score, 3.6 against 2.0. That said, the two scores are not equally well evidenced: ReadySub has 136 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 18% of ReadySub's written reviews are positive against 33% of myBYUI's.

ReadySub ships an update every 5 months, myBYUI every 2 months. The most recent releases landed on October 14, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ReadySub | myBYUI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (136 ratings)](https://appshunter.io/ios/app/readysub/id970293978/reviews) | **[3.6 (12 ratings)](https://appshunter.io/ios/app/mybyui/id6450884971/reviews)** |
| Number of ratings | **136** | 12 |
| Positive reviews | 18.5% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 9 MB | 8 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Glass Arc LLC](https://appshunter.io/developer/970293977) | [Brigham Young University-Idaho](https://appshunter.io/developer/748690176) |

## What reviewers say

### ReadySub

[App page](https://appshunter.io/ios/app/readysub/id970293978)

Manage substitute teaching assignments conveniently from your mobile device. View and accept available jobs directly on your iPhone or iPad. This application is completely free to use.

**Highlights:** Manage substitute assignments, View jobs on mobile, Accept jobs on the go, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to accept jobs
- 👍 Simple tool to review jobs
- 👍 Intuitive and easy to use
- 👍 Quick and easy access to jobs

**What reviewers complain about**

- 🐛 Notifications don't work
- 🐛 App is primitive/basic
- 🐛 Lacks functionality
- 🐛 Useless for teachers
- 🐛 Only shows available jobs

**Reported bugs**

- Notifications never work
- Missed job opportunities due to lack of notifications
- iPhone app is primitive
- No push notifications
- App does not show a calendar for accepted assignments

**Requested features**

- Filter selected schools and grade levels
- Send notifications when jobs are available
- Show calendar for accepted assignments
- Immediate text notifications
- View accepted jobs


### myBYUI

[App page](https://appshunter.io/ios/app/mybyui/id6450884971)

This university portal provides personalized resources for students, parents, and employees. Access academic tools, campus announcements, financial information, and connect with the university community.

**Highlights:** Personalized university portal, Access I-Learn, email, and I-Card, View grades, fees, and class schedules, Campus announcements and critical messages, Connect with students, parents, and staff, Access Workday and mentoring dashboards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ReadySub free?

ReadySub is free to download, with no in-app purchases.

### Is myBYUI free?

myBYUI is free to download, with no in-app purchases.

### Which has better reviews, ReadySub or myBYUI?

myBYUI is rated higher. ReadySub averages 2.0 out of 5 from 136 ratings, while myBYUI averages 3.6 from 12 ratings.

### Do ReadySub or myBYUI have ads?

Neither ReadySub nor myBYUI shows ads.

### Which is updated more often, ReadySub or myBYUI?

ReadySub ships an update every 5 months, and myBYUI every 2 months. Most recently, ReadySub was updated on October 14, 2026 and myBYUI on October 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*