# Preu PDV vs Ulern

The clearest difference is in-app purchases: Preu PDV at none against Ulern's 6. Ulern's advantage is update cadence (every 6 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ulern sells 6 in-app purchases, starting at $0.99 per 7 days. Preu PDV asks for nothing beyond the download.

Preu PDV ships an update every 3 months, Ulern every 6 days. The most recent releases landed on September 14, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Preu PDV | Ulern |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (7 ratings)](https://appshunter.io/ios/app/preu-pdv/id1095827339/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 20 MB | 77 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Good Factory](https://appshunter.io/developer/1040237920) | [Ulern](https://appshunter.io/developer/1817026359) |

## What reviewers say

### Preu PDV

[App page](https://appshunter.io/ios/app/preu-pdv/id1095827339)

This app provides students and guardians with class schedules, attendance, and scores. It also offers career guidance resources, including tests, news, and vocational counseling.

**Highlights:** Class schedule and attendance tracking, Student scores and progress monitoring, Career guidance resources, Vocational counseling access, Strategic profile for interest tracking, Workshop and teacher consultation sign-up, In-app answer sheets for class controls

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

**In-app purchases:** none


### Ulern

[App page](https://appshunter.io/ios/app/ulern/id6736619861)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ulern Plus Semanal | $0.99 | per 7 days |
| Ulern Plus | $1.99 | per month |
| Ulern Plus Semanal | $3.99 | per 7 days |
| Ulern Plus | $8.99 | per month |
| Ulern Plus Anual | $14.99 | per year |
| Ulern Plus | $79.99 | per year |


## Frequently asked questions

### Is Preu PDV free?

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

### Is Ulern free?

Ulern is free to download, with in-app purchases available.

### Do Preu PDV or Ulern have ads?

Neither Preu PDV nor Ulern shows ads.

### Which is updated more often, Preu PDV or Ulern?

Preu PDV ships an update every 3 months, and Ulern every 6 days. Most recently, Preu PDV was updated on September 14, 2026 and Ulern on September 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.*