# VisibleTime | See Time Flow vs Tempo study timer

The clearest difference is in-app purchases: Tempo study timer at none against VisibleTime | See Time Flow's 5. Tempo study timer also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Tempo study timer asks for nothing beyond the download.

VisibleTime | See Time Flow ships an update every 3 weeks, Tempo study timer fortnightly. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | VisibleTime | See Time Flow | Tempo study timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 172 MB | 81 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Manaka Hasegawa](https://appshunter.io/developer/1753882303) | [Daihun Kim](https://appshunter.io/developer/1881549980) |

## 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 |


### Tempo study timer

[App page](https://appshunter.io/ios/app/tempo-study-timer/id6759906734)

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

**In-app purchases:** none


## Frequently asked questions

### Is VisibleTime | See Time Flow free?

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

### Is Tempo study timer free?

Tempo study timer is free to download, with no in-app purchases.

### Do VisibleTime | See Time Flow or Tempo study timer have ads?

VisibleTime | See Time Flow shows ads; Tempo study timer does not.

### Which is updated more often, VisibleTime | See Time Flow or Tempo study timer?

VisibleTime | See Time Flow ships an update every 3 weeks, and Tempo study timer fortnightly. Most recently, VisibleTime | See Time Flow was updated on September 24, 2026 and Tempo study timer on September 17, 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.*