# Study Timer vs 航空保安警備2級対策 500問

The clearest difference is price: Study Timer at Free against 航空保安警備2級対策 500問's $5.99. 航空保安警備2級対策 500問's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence and device support there is nothing between them.

Study Timer is free to download; 航空保安警備2級対策 500問 costs $5.99 up front. Study Timer sells 1 in-app purchase, starting at $9.99 per year. 航空保安警備2級対策 500問 asks for nothing beyond the download.

Study Timer ships an update every 6 weeks, 航空保安警備2級対策 500問 every 2 months. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Study Timer | 航空保安警備2級対策 500問 |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 34 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [kizuna yoshihara](https://appshunter.io/developer/1807732321) | [satoshi yoshida](https://appshunter.io/developer/1873856165) |

## What reviewers say

### Study Timer

[App page](https://appshunter.io/ios/app/study-timer-gokaku-log/id6757664927)

This app helps students and professionals plan study time for exams. It calculates daily targets based on your exam date and total hours, then tracks focused sessions. Visualize progress with charts and maintain consistency with streaks and badges.

**Highlights:** Study timer with stopwatch, countdown, or Pomodoro, Progress tracking by day, week, month, and year, Exam countdown and multiple goal management, Organize subjects, books, and courses, Set total time goals and track study streaks, Offline core tracking with iCloud sync

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除（年払い） | $9.99 | per year |


### 航空保安警備2級対策 500問

[App page](https://appshunter.io/ios/app/2-500/id6772071040)

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

**In-app purchases:** none


## Frequently asked questions

### Is Study Timer free?

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

### Is 航空保安警備2級対策 500問 free?

航空保安警備2級対策 500問 costs $5.99, with no in-app purchases.

### Do Study Timer or 航空保安警備2級対策 500問 have ads?

Study Timer shows ads; 航空保安警備2級対策 500問 does not.

### Which is updated more often, Study Timer or 航空保安警備2級対策 500問?

Study Timer ships an update every 6 weeks, and 航空保安警備2級対策 500問 every 2 months. Most recently, Study Timer was updated on November 11, 2026 and 航空保安警備2級対策 500問 on November 5, 2026.

---

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