# Populi vs MRI Exam Prep for ARRT

The clearest difference is in-app purchases: Populi at none against MRI Exam Prep for ARRT's 4. MRI Exam Prep for ARRT's advantage is update cadence (every 3 months vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. MRI Exam Prep for ARRT sells 4 in-app purchases, starting at $6.99 per 7 days. Populi asks for nothing beyond the download.

Populi ships an update every 7 months, MRI Exam Prep for ARRT every 3 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Populi | MRI Exam Prep for ARRT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (30 ratings)](https://appshunter.io/ios/app/populi/id307818267/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 27.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 2 MB | 24 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Populi, Inc](https://appshunter.io/developer/1077468393) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### Populi

[App page](https://appshunter.io/ios/app/populi/id307818267)

This app connects to a college management system, allowing faculty and students to manage coursework, attendance, and communication. It offers features for grading, submitting assignments, checking grades, and accessing course materials.

**Highlights:** Automatic attendance via Bluetooth beacon, Grade assignments and run discussions, Submit assignments and take tests, Check grades and view course bulletin boards, Manage admissions leads, View and pay balances, show ID card, Search library and place holds

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Works for some users
- 👍 Can see grades and assignments
- 👍 Easy to navigate for some
- 👍 Good for on-the-go access
- 👍 In-app document viewer

**What reviewers complain about**

- 🐛 App is useless for many
- 🐛 UI is outdated
- 🐛 Navigation is clunky
- 🐛 Lacks location/Bluetooth features
- 🐛 No accessibility support

**Reported bugs**

- App stays on 'continue' page
- App is hacked
- App does not work on opening
- Assignments won't submit
- Files no longer open

**Requested features**

- Overhaul UI
- Add tabs to navigation
- Enable location and Bluetooth
- Accessibility support (font/icon size)
- Dark mode


### MRI Exam Prep for ARRT

[App page](https://appshunter.io/ios/app/mri-exam-prep-for-arrt/id6779027136)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MRI Tech Weekly | $6.99 | per 7 days |
| MRI Tech Monthly | $16.99 | per month |
| MRI Tech Yearly | $39.99 | per year |
| MRI Tech Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Populi free?

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

### Is MRI Exam Prep for ARRT free?

MRI Exam Prep for ARRT is free to download, with in-app purchases available.

### Do Populi or MRI Exam Prep for ARRT have ads?

Neither Populi nor MRI Exam Prep for ARRT shows ads.

### Which is updated more often, Populi or MRI Exam Prep for ARRT?

Populi ships an update every 7 months, and MRI Exam Prep for ARRT every 3 months. Most recently, Populi was updated on October 31, 2026 and MRI Exam Prep for ARRT on October 25, 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.*