# SnapECG vs SkyFi App

The clearest difference is review sentiment: SkyFi App at 56% against SnapECG's 10%. SkyFi App also leads on rating (4.6 vs 1.9) and update cadence (fortnightly vs every 6 weeks). SnapECG's advantage is in-app purchases (none vs 5) and device support (3 vs 1). On price, ratings volume and ads there is nothing between them.

Both are free to download. SkyFi App sells 5 one-off in-app purchases. SnapECG asks for nothing beyond the download.

SkyFi App holds the better App Store score, 4.6 against 1.9. Both are backed by a comparable volume of ratings — 43 and 101 respectively. Written reviews point the same way: 10% of SnapECG's written reviews are positive against 56% of SkyFi App's.

SnapECG ships an update every 6 weeks, SkyFi App fortnightly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SnapECG | SkyFi App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (43 ratings)](https://appshunter.io/ios/app/snapecg/id1304274390/reviews) | **[4.6 (101 ratings)](https://appshunter.io/ios/app/skyfi-app/id6443393891/reviews)** |
| Number of ratings | 43 | **101** |
| Positive reviews | 9.8% of reviews | **55.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 166 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Jiangsu Xiansheng Medical Diagnosis Co., Ltd.](https://appshunter.io/developer/1492451046) | [SkyFi](https://appshunter.io/developer/1644910075) |

## What reviewers say

### SnapECG

[App page](https://appshunter.io/ios/app/snapecg/id1304274390)

This app transforms smartphone or tablet connections into an ECG recorder. It simplifies complex cardiac data into an easy-to-understand health report, empowering users to monitor their heart health.

**Highlights:** Connects to smartphone/tablet for ECG data, Generates easy-to-read health reports, Focuses on cardiac arrhythmia, Simplifies ECG data interpretation, Enables understanding of heart health

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Works well for some users
- 👍 High quality ECG recording
- 👍 Effortless connection to smartphone
- 👍 Easy to send recordings to physician
- 👍 Fast high quality rhythm tracing

**What reviewers complain about**

- 🐛 Frequent network errors
- 🐛 Cannot create account/login
- 🐛 App crashes frequently
- 🐛 Device becomes useless without app
- 🐛 Poor app interface

**Reported bugs**

- Network error
- Cannot create account
- Cannot login
- App crashes
- Password not valid

**Requested features**

- Improve app interface
- Show connection status
- Default to last selected monitor type
- More detail on results
- Store personal information for reports


### SkyFi App

[App page](https://appshunter.io/ios/app/skyfi-app/id6443393891)

Access real-time satellite data and imagery on demand. Task satellites, retrieve archived images, and receive automated geospatial analysis for various applications like agriculture, environmental monitoring, and urban planning. Get the data you need quickly without contracts.

**Highlights:** Real-time satellite data, Task satellites, Archived imagery retrieval, Automated geospatial analysis, Crop health monitoring, Deforestation tracking, Urban growth analysis, Wildfire tracking

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Entry Bundle | $50.00 | one-time |
| Basic Bundle | $200.00 | one-time |
| Advanced Bundle | $300.00 | one-time |
| Pro Bundle | $400.00 | one-time |
| Elite Bundle | $700.00 | one-time |


## Frequently asked questions

### Is SnapECG free?

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

### Is SkyFi App free?

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

### Which has better reviews, SnapECG or SkyFi App?

SkyFi App is rated higher. SnapECG averages 1.9 out of 5 from 43 ratings, while SkyFi App averages 4.6 from 101 ratings.

### Do SnapECG or SkyFi App have ads?

Neither SnapECG nor SkyFi App shows ads.

### Which is updated more often, SnapECG or SkyFi App?

SnapECG ships an update every 6 weeks, and SkyFi App fortnightly. Most recently, SnapECG was updated on October 29, 2026 and SkyFi App on October 25, 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.*