# SailTimer™ vs tcSpeeds

The clearest difference is review sentiment: tcSpeeds at 100% against SailTimer™'s 37%. tcSpeeds also leads on monetization model (free vs free with in-app purchases). SailTimer™'s advantage is update cadence (every 2 months vs every 7 months) and iOS requirement (13.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SailTimer™ sells 12 in-app purchases, starting at $2.99 per month and tcSpeeds sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

SailTimer™ ships an update every 2 months, tcSpeeds every 7 months. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SailTimer™ | tcSpeeds |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (10 ratings)](https://appshunter.io/ios/app/tcspeeds/id1441225371/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 37.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 126 MB | 18 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SailTimer Inc.](https://appshunter.io/developer/326309854) | [transitional continuum](https://appshunter.io/developer/1441225370) |

## What reviewers say

### SailTimer™

[App page](https://appshunter.io/ios/app/sailtimer/id326309851)

Visualize wind and wave conditions before you head out on the water with this marine weather app. It uses crowdsourced data for more accurate, real-time forecasts than traditional satellite imagery. Track your GPS, create waypoints, and access offline charts for any boat type.

**Highlights:** Crowdsourced wind and wave map animation, Route viewing with aerial photos and land maps, Waypoint creation and GPS track saving, Offline map and chart usage, Follow-Me GPS tracking, Optimal tacking distance calculation for sailboats

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WNI Marine Weather Map | $2.99 | per month |
| Wind Animation | $2.99 | per month |
| Navionics Charts | $10.99 | per year |
| ActiveCaptain | Free | one-time |
| Polar Plot Learning | Free | one-time |
| Import NMEA data | $0.99 | one-time |
| SailTimer Pro Bundle | $7.99 | one-time |
| USA Atlantic Coast | $15.99 | one-time |
| USA Pacific Coast | $15.99 | one-time |
| USA Great Lakes | $15.99 | one-time |
| USA Gulf Coast | $15.99 | one-time |
| Cuba, Bahamas, Puerto Rico and US Virgin Islands | $15.99 | one-time |


### tcSpeeds

[App page](https://appshunter.io/ios/app/tcspeeds/id1441225371)

This app provides advanced sailing performance metrics using your device's GPS and sensors. It offers detailed speed, wind, and directional measurements, along with a proprietary performance index. Easily track your progress and compare it with others, with zero setup required.

**Highlights:** Advanced speed and velocity measurements, Proprietary Pilot Performance Index (PPI), Wind measurement with optional sensor, Waypoint navigation and tracking, Apple Watch extension, Real-time performance alerts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Performance Features | $2.99 | one-time |


## Frequently asked questions

### Is SailTimer™ free?

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

### Is tcSpeeds free?

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

### Do SailTimer™ or tcSpeeds have ads?

Neither SailTimer™ nor tcSpeeds shows ads.

### Which is updated more often, SailTimer™ or tcSpeeds?

SailTimer™ ships an update every 2 months, and tcSpeeds every 7 months. Most recently, SailTimer™ was updated on October 12, 2026 and tcSpeeds on September 30, 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.*