# Study Habits DH vs Mark Sheet App "Smart Mark"

The clearest difference is in-app purchases: Study Habits DH at none against Mark Sheet App "Smart Mark"'s 3. Study Habits DH also leads on ads (none vs shown). Mark Sheet App "Smart Mark"'s advantage is iOS requirement (11.0 vs 14.1). On price and device support there is nothing between them.

Both are free to download. Mark Sheet App "Smart Mark" sells 3 in-app purchases, starting at $1.99 per month. Study Habits DH asks for nothing beyond the download.

## The numbers

| Metric | Study Habits DH | Mark Sheet App "Smart Mark" |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 10 days |
| Size | 6 MB | 42 MB |
| Requires iOS | 14.1 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Akane Takenouchi](https://appshunter.io/developer/1565711943) | [Shinya Yamada](https://appshunter.io/developer/1358594694) |

## What reviewers say

### Study Habits DH

[App page](https://appshunter.io/ios/app/study-habits-dh/id1565711941)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mark Sheet App "Smart Mark"

[App page](https://appshunter.io/ios/app/mark-sheet-app-smart-mark/id1662212709)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Mark プレミアム（月額プラン） | $1.99 | per month |
| Smart Mark プレミアム（半年プラン） | $9.99 | per 6 months |
| Smart Mark プレミアム（買い切りプラン） | $22.99 | one-time |


## Frequently asked questions

### Is Study Habits DH free?

Study Habits DH is free to download, with no in-app purchases.

### Is Mark Sheet App "Smart Mark" free?

Mark Sheet App "Smart Mark" is free to download, with in-app purchases available.

### Do Study Habits DH or Mark Sheet App "Smart Mark" have ads?

Mark Sheet App "Smart Mark" shows ads; Study Habits DH does not.

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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.*