# Tenji P vs TimeWave

The clearest difference is in-app purchases: Tenji P at none against TimeWave's 2. TimeWave's advantage is update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TimeWave sells 2 one-off in-app purchases. Tenji P asks for nothing beyond the download.

Tenji P ships an update every 2 months, TimeWave every 9 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Tenji P | TimeWave |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (46 ratings)](https://appshunter.io/ios/app/timewave-atomic-watch-sync/id6779167516/reviews)** |
| Number of ratings | — | **46** |
| Positive reviews | — | 84.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 47 MB | 3 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takaho Endo](https://appshunter.io/developer/1705551687) | [毅 何](https://appshunter.io/developer/1477138542) |

## What reviewers say

### Tenji P

[App page](https://appshunter.io/ios/app/tenji-p-fab/id6757128401)

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

**In-app purchases:** none


### TimeWave

[App page](https://appshunter.io/ios/app/timewave-atomic-watch-sync/id6779167516)

This app simulates radio-controlled clock signals to help your watch synchronize its time when terrestrial signals are unavailable. It offers guides for popular watch brands and checks environmental conditions before transmission.

**Highlights:** Radio-controlled clock signal simulation, Support for multiple international time signals, Environment pre-check and recommendations, Smart output tuning for various audio paths, Local time mode for overseas watches, Watch-specific synchronization guides, Live signal visualization and sync history

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy Me a Coffee | $0.99 | one-time |
| Lifetime Membership | $3.99 | one-time |


## Frequently asked questions

### Is Tenji P free?

Tenji P is free to download, with no in-app purchases.

### Is TimeWave free?

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

### Do Tenji P or TimeWave have ads?

Neither Tenji P nor TimeWave shows ads.

### Which is updated more often, Tenji P or TimeWave?

Tenji P ships an update every 2 months, and TimeWave every 9 days. Most recently, Tenji P was updated on October 28, 2026 and TimeWave on October 28, 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.*