# Stackd vs 英検®1級 瞬間英作文

The clearest difference is in-app purchases: 英検®1級 瞬間英作文 at none against Stackd's 1. 英検®1級 瞬間英作文 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18). Stackd's advantage is ads (none vs shown). On price and update cadence there is nothing between them.

Both are free to download. Stackd sells 1 one-off in-app purchase. 英検®1級 瞬間英作文 asks for nothing beyond the download.

Stackd ships an update fortnightly, 英検®1級 瞬間英作文 every 2 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stackd | 英検®1級 瞬間英作文 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stackd-study-timer-and-tracker/id6761293821/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 39 MB |
| Requires iOS | 18 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Nene Nakagawa](https://appshunter.io/developer/1821103094) | [Masayuki Suda](https://appshunter.io/developer/953362137) |

## What reviewers say

### Stackd

[App page](https://appshunter.io/ios/app/stackd-study-timer-and-tracker/id6761293821)

Track and manage your study sessions with a versatile timer and detailed logging. Visualize your progress with weekly graphs and calendar streaks to stay motivated and organized. Focus on learning without distractions.

**Highlights:** Multiple timer modes (Stopwatch, Countdown, Pomodoro), Detailed study session logging, Weekly subject balance graphs, Calendar view for study days, Progress streak tracking, Daily study reminders, Data backup and export

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stackd Pro | $1.99 | one-time |


### 英検®1級 瞬間英作文

[App page](https://appshunter.io/ios/app/1/id6819562986)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stackd free?

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

### Is 英検®1級 瞬間英作文 free?

英検®1級 瞬間英作文 is free to download, with no in-app purchases.

### Do Stackd or 英検®1級 瞬間英作文 have ads?

英検®1級 瞬間英作文 shows ads; Stackd does not.

### Which is updated more often, Stackd or 英検®1級 瞬間英作文?

Stackd ships an update fortnightly, and 英検®1級 瞬間英作文 every 2 weeks. Most recently, Stackd was updated on October 31, 2026 and 英検®1級 瞬間英作文 on October 28, 2026.

---

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