# Coverage Map vs SundialEV

The clearest difference is ads: SundialEV at none against Coverage Map's shown. SundialEV also leads on review sentiment (100% vs 68%) and monetization model (free vs free with in-app purchases). Coverage Map's advantage is ratings volume (798 vs 11) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SundialEV holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Coverage Map has 798 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 68% of Coverage Map's written reviews are positive against 100% of SundialEV's.

Coverage Map ships an update fortnightly, SundialEV every 5 days. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Coverage Map | SundialEV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (798 ratings)](https://appshunter.io/ios/app/coverage-map/id6447767167/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/sundialev/id6782257870/reviews)** |
| Number of ratings | **798** | 11 |
| Positive reviews | 67.6% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 69 MB | 42 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Coverage Map LLC](https://appshunter.io/developer/1682531184) | [AppAhead](https://appshunter.io/developer/379575025) |

## What reviewers say

### Coverage Map

[App page](https://appshunter.io/ios/app/coverage-map/id6447767167)

This app provides a crowdsourced map of cellular network performance and coverage across the US, Canada, UK, and Puerto Rico. Users can view real-time speed test data, compare carrier performance, and check signal strength in specific areas. It also includes a built-in speed test to contribute to the map.

**Highlights:** Crowdsourced speed test map, Real-time performance data, Download, upload, and latency details, Carrier and network type filters, Built-in speed test functionality, Signal strength mapping (US only), Data-driven coverage reports (US only)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 User-friendly
- 🚀 Large data collection
- 👍 Detailed coverage maps
- 👍 Crowdsourced data
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🔋 High data usage
- 🔍 Inaccurate coverage maps in some areas
- 🔍 Missing some carrier information
- 🔍 Limited options for customization

**Reported bugs**

- Frequent crashes when viewing maps
- Speed test failures and timeouts
- Inconsistent speed test results
- Incorrect location detection

**Requested features**

- Low data mode
- Offline coverage map downloads
- Ability to set test duration and frequency
- Display cell tower locations
- Expand to international coverage


### SundialEV

[App page](https://appshunter.io/ios/app/sundialev/id6782257870)

This app intelligently directs surplus solar energy to charge your electric vehicle instead of sending it back to the grid. It helps users save money by avoiding high electricity buy-back rates and utilizing cheaper off-peak charging times. The system is designed for a set-and-forget experience, integrating with existing EV and solar hardware.

**Highlights:** Charges EV with surplus solar, Avoids grid export for low rates, Set charging floor and battery reserve, Works with all Tesla models, Coordinates with Powerwall, Utilizes off-peak charging

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

**In-app purchases:** none


## Frequently asked questions

### Is Coverage Map free?

Coverage Map is free to download, with no in-app purchases.

### Is SundialEV free?

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

### Which has better reviews, Coverage Map or SundialEV?

SundialEV is rated higher. Coverage Map averages 4.7 out of 5 from 798 ratings, while SundialEV averages 5.0 from 11 ratings.

### Do Coverage Map or SundialEV have ads?

Coverage Map shows ads; SundialEV does not.

### Which is updated more often, Coverage Map or SundialEV?

Coverage Map ships an update fortnightly, and SundialEV every 5 days. Most recently, Coverage Map was updated on October 13, 2026 and SundialEV on October 11, 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.*