Comparison

SurfTideWatch (Tide graph) vs Wave Hack

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SurfTideWatch (Tide graph)

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
Read full description

"SurfTideWatch" is an app that show a tide graph on Apple Watch. It can be able to select the places to use from about 10,000 tide points around the world on iPhone and synchronize with Apple Watch. You can select from the map a tide place. Also you can change the place name to make it easier to understand. It can store up to 5 places on Apple Watch. It can be saved is for 2 weeks of tide data, but it can be updated from your iPhone at any time. It can be shown graphically and you can check astronomical events such as sunrise, sunset, high tide, low tide and more infomation. It also supports watch's complications. Some complications can display the next tide event information. The following is a simple method for creating tide data on your iPhone. For details, check to "Help & Support" from "Settings" in the app. ----- 1, Tap the "+" button at the bottom right of the main screen 2, Select which area tide places will be shown on the map You can choose from the following 7 areas. - U.S. Upper East Coast (Maine through Virginia) - U.S. Lower East Coast (North Carolina through Florida Keys) - U.S. Gulf Coast (East to West) - U.S. West Coast (North to South) - Northern sites outside contiguous U.S. (except Japan) - Southern sites outside contiguous U.S. - Japan and nearby sites When the selection is over, it will be the map screen It takes some time to process the first time. 3, Tap the map pin shown on the map and select the place to register Places that are close together are clustered. Clustering is released when you zoom the map. You can select multiple places. 4, Tap the "+" navigation button at the top right of the map screen and to return to the main screen 5, Tap "Update All" on the right side of the screen to get tide data This takes a little time. The operation up to this point , the preparation of tide data is complete. Finally, send the tide data to your Apple Watch. If Apple Watch is connected to iPhone, tap "≪" at the top center of the screen to synchronize. If it is not connected, tap "Save to iCloud". In this case, Apple Watch will automatically sync when it comes online. ----- Note: This app is an app for showing a tide information on Apple Watch. It cannot show tide data on the iPhone alone. This app can be used for marine sports such as surfing and fishing, but please do not use it for nautical purposes. To use iCloud, you must be signed in to iCloud on your iPhone.

About

Wave Hack

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
Read full description

Wave Hack は全国150以上のサーフポイントの波・風・潮位を確認できるサーフィン波予想アプリです。今日を含む7日間の予報から、サーフィンに適した時間帯を探せます。 ■ 全国のサーフポイント 千葉・湘南・伊豆・静岡・伊良湖・伊勢志摩・和歌山・四国・宮崎・福岡・日本海・沖縄などの主要ポイントに対応しています。 ■ ベストタイム提案 うねり・風・潮位・周期をもとに、コンディションを0〜100点で表示。各日のおすすめ時間帯を確認できます。 ■ 予報データ NOAA GFSの波・風予報と気象庁の予測潮位を使用しています。波・風の予報は1〜3時間刻みです。予測潮位は参照港の推算値で、現地の実測値ではありません。 ■ 会員登録でProを14日間無料体験 登録後14日間、今日を含む7日間の詳細予報とマイスポット機能を体験できます。 ■ プラン Free:今日・明日の波予報、全国スポット閲覧 Light(月額550円):今日を含む7日間の詳細予報、マイスポット1枠 Standard(月額850円):今日を含む7日間の詳細予報、マイスポット5枠 Pro(月額1,100円):今日を含む7日間の詳細予報、マイスポット無制限 利用規約:https://wavehack.surf/terms プライバシーポリシー:https://wavehack.surf/privacy Wave Hack はCo-Hack株式会社が開発・運営しています。

Screenshots

SurfTideWatch (Tide graph)4 screens
Wave Hack4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard5 real differences · 5 level
SurfTideWatch (Tide graph) versus Wave Hack: the parameters behind the verdict, then further details
ParameterSurfTideWatch (Tide graph)Wave Hack
PriceFreeFree
Rating3.6 (8 ratings) — better—
Positive reviews24.4% of reviews100.0% of reviews — better
Number of ratings8 — better—
Update frequencyEvery 3 weeksEvery 3 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS13.2 — better15.0
Further details — not scored
Size27 MB145 MB
Age rating4+4+
DeveloperMitsuhiro ShiraiToi Takeda

Customer experience

SurfTideWatch (Tide graph)

All ratings8 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews41 reviews
Positive24.4%
Neutral12.2%
Negative63.4%

Wave Hack

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

SurfTideWatch (Tide graph)

No in-app purchases

6 purchases

Wave Hack

Subscriptions6
  • Light 月額$2.991 Month
  • Standard 月額$4.991 Month
  • Pro 月額$6.991 Month
Show 3 more
  • Light 年額$34.991 Year
  • Standard 年額$49.991 Year
  • Pro 年額$69.991 Year

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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