# Real Tides & Currents Graph HD vs EMail Tracker

The clearest difference is price: EMail Tracker at Free against Real Tides & Currents Graph HD's $6.99. EMail Tracker also leads on iOS requirement (11.0 vs 13.0). Real Tides & Currents Graph HD's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

EMail Tracker is free to download; Real Tides & Currents Graph HD costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Real Tides & Currents Graph HD ships an update every 3 weeks, EMail Tracker every 2 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Real Tides & Currents Graph HD | EMail Tracker |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[4.7 (503 ratings)](https://appshunter.io/ios/app/real-tides-and-currents-graph-hd/id489534088/reviews)** | — |
| Number of ratings | **503** | — |
| Positive reviews | 39.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 13 MB | 27 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Flytomap](https://appshunter.io/developer/297575434) | [VICTORIAN HANG GLIDING & PARAGLIDING ASSOCIATION INC](https://appshunter.io/developer/1594349509) |

## What reviewers say

### Real Tides & Currents Graph HD

[App page](https://appshunter.io/ios/app/real-tides-and-currents-graph-hd/id489534088)

Access worldwide tide and current data with real-time calculations based on your GPS location. This app provides comprehensive marine charts and works offline, making it ideal for maritime navigation.

**Highlights:** Real-time tide calculation at GPS position, Worldwide marine charts, Offline functionality, 15000+ tide and current spots, Global coverage

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

**In-app purchases:** none

**What reviewers like**

- 🎯 Highly accurate tide and current predictions
- 📍 GPS-based tide adjustment for precise location data
- 📱 Works offline without internet connection
- 🗺️ Detailed nautical charts and mapping
- ⚡ Professional-grade accuracy for commercial use

**What reviewers complain about**

- 🌍 Limited current data coverage outside Alaska
- 🐛 Crashes on iOS 13 and later versions
- ⚠️ Inaccurate depth readings in some locations
- 🗺️ Maps load slowly and incompletely
- 🚫 App fails to launch on recent iOS updates

**Reported bugs**

- App crashes and won't open on iOS 13 and later
- Incompatible with iPhone XS and newer devices
- Text formatting jumbled in landscape mode on iPad
- Maps fail to load completely
- Depth readings overstated by up to 10x in some areas

**Requested features**

- Expand current data coverage to more regions globally
- Fix iOS 13+ compatibility issues
- Improve map loading speed and completeness
- Add offline map functionality for location selection
- Remove or speed up splash screen delays


### EMail Tracker

[App page](https://appshunter.io/ios/app/email-tracker/id1668551351)

**In-app purchases:** none


## Frequently asked questions

### Is Real Tides & Currents Graph HD free?

Real Tides & Currents Graph HD costs $6.99, with no in-app purchases.

### Is EMail Tracker free?

EMail Tracker is free to download, with no in-app purchases.

### Do Real Tides & Currents Graph HD or EMail Tracker have ads?

Neither Real Tides & Currents Graph HD nor EMail Tracker shows ads.

### Which is updated more often, Real Tides & Currents Graph HD or EMail Tracker?

Real Tides & Currents Graph HD ships an update every 3 weeks, and EMail Tracker every 2 months. Most recently, Real Tides & Currents Graph HD was updated on October 24, 2026 and EMail Tracker on October 7, 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.*