# VisibleTime | See Time Flow vs Study Drop

The clearest difference is iOS requirement: VisibleTime | See Time Flow at 15.0 against Study Drop's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. VisibleTime | See Time Flow sells 5 in-app purchases, starting at $0.49 per month and Study Drop sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | VisibleTime | See Time Flow | Study Drop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | — |
| Size | 181 MB | 59 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Manaka Hasegawa](https://appshunter.io/developer/1753882303) | [Sota Ninomiya](https://appshunter.io/developer/1896680147) |

## What reviewers say

### VisibleTime | See Time Flow

[App page](https://appshunter.io/ios/app/visibletime-see-time-flow/id6758026510)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Features Plan | $0.49 | per month |
| Unlock All Sounds | $0.99 | one-time |
| Remove Banner Ads | $1.99 | one-time |
| Unlock All Timers | $1.99 | one-time |
| All-in-One Pack | $3.99 | one-time |


### Study Drop

[App page](https://appshunter.io/ios/app/study-drop/id6787487369)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TOKYO PACK | $0.99 | one-time |
| KYOTO PACK | $0.99 | one-time |


## Frequently asked questions

### Is VisibleTime | See Time Flow free?

VisibleTime | See Time Flow is free to download, with in-app purchases available.

### Is Study Drop free?

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

### Do VisibleTime | See Time Flow or Study Drop have ads?

Both VisibleTime | See Time Flow and Study Drop show ads.

---

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