# SurfTideWatch (Tide graph) vs Wave Hack

The clearest difference is review sentiment: Wave Hack at 100% against SurfTideWatch (Tide graph)'s 24%. Wave Hack also leads on update cadence (every 3 days vs every 3 weeks). SurfTideWatch (Tide graph)'s advantage is in-app purchases (none vs 6) and iOS requirement (13.2 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Wave Hack sells 6 in-app purchases, starting at $2.99 per month. SurfTideWatch (Tide graph) asks for nothing beyond the download.

SurfTideWatch (Tide graph) ships an update every 3 weeks, Wave Hack every 3 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SurfTideWatch (Tide graph) | Wave Hack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/surftidewatch-tide-graph/id1507871573/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 24.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 27 MB | 145 MB |
| Requires iOS | **13.2** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mitsuhiro Shirai](https://appshunter.io/developer/602643484) | [Toi Takeda](https://appshunter.io/developer/6793724236) |

## What reviewers say

### SurfTideWatch (Tide graph)

[App page](https://appshunter.io/ios/app/surftidewatch-tide-graph/id1507871573)

Visualize tide graphs and astronomical events for marine sports. Select from thousands of global tide points and synchronize data to your Apple Watch. Customize place names and utilize complications for quick access to tide information.

**Highlights:** Tide graph visualization, Global tide point selection (10,000+), Synchronization with Apple Watch, Customizable place names, Astronomical event display (sunrise, sunset), Apple Watch complications support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Wave Hack

[App page](https://appshunter.io/ios/app/wave-hack/id6793724234)

Get detailed surf forecasts for over 150 spots nationwide. View 7-day predictions for waves, wind, and tides to find the best surfing times. Offers a free tier and premium subscriptions for advanced features.

**Highlights:** 150+ surf spot forecasts, 7-day wave, wind, and tide predictions, Best time suggestions, Condition score (0-100), Pro features free trial, Multiple subscription tiers

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light 月額 | $2.99 | per month |
| Standard 月額 | $4.99 | per month |
| Pro 月額 | $6.99 | per month |
| Light 年額 | $34.99 | per year |
| Standard 年額 | $49.99 | per year |
| Pro 年額 | $69.99 | per year |


## Frequently asked questions

### Is SurfTideWatch (Tide graph) free?

SurfTideWatch (Tide graph) is free to download, with no in-app purchases.

### Is Wave Hack free?

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

### Do SurfTideWatch (Tide graph) or Wave Hack have ads?

Both SurfTideWatch (Tide graph) and Wave Hack show ads.

### Which is updated more often, SurfTideWatch (Tide graph) or Wave Hack?

SurfTideWatch (Tide graph) ships an update every 3 weeks, and Wave Hack every 3 days. Most recently, SurfTideWatch (Tide graph) was updated on October 20, 2026 and Wave Hack on October 24, 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.*