# PTERS vs 북하다

The clearest difference is in-app purchases: 북하다 at none against PTERS's 1. 북하다 also leads on update cadence (every 3 weeks vs every 3 months). PTERS's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. PTERS sells 1 one-off in-app purchase. 북하다 asks for nothing beyond the download.

PTERS ships an update every 3 months, 북하다 every 3 weeks. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PTERS | 북하다 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 48.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 35 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alogic Inc.](https://appshunter.io/developer/1373054818) | [projecth](https://appshunter.io/developer/1490217729) |

## What reviewers say

### PTERS

[App page](https://appshunter.io/ios/app/pters/id1373054819)

This app helps instructors manage lessons, schedules, and student information. It allows for easy booking, cancellation, and tracking of student progress and attendance. Ideal for various teaching professionals to streamline their operations.

**Highlights:** Lesson scheduling and management, Student registration and tracking, Attendance and session tracking, Customizable lesson rules, Instructor availability settings, Real-time notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 프리미엄 - 30일권 | $6.99 | one-time |


### 북하다

[App page](https://appshunter.io/ios/app/id1490217730)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PTERS free?

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

### Is 북하다 free?

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

### Do PTERS or 북하다 have ads?

Neither PTERS nor 북하다 shows ads.

### Which is updated more often, PTERS or 북하다?

PTERS ships an update every 3 months, and 북하다 every 3 weeks. Most recently, PTERS was updated on September 18, 2026 and 북하다 on September 20, 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.*