# Nightscouter vs nightguard

The clearest difference is review sentiment: nightguard at 70% against Nightscouter's 20%. nightguard also leads on rating (4.5 vs 2.0) and ratings volume (878 vs 9). Nightscouter's advantage is in-app purchases (none vs 2) and iOS requirement (13.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. nightguard sells 2 in-app purchases, starting at $1.99 per month. Nightscouter asks for nothing beyond the download.

nightguard holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: nightguard has 878 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 20% of Nightscouter's written reviews are positive against 70% of nightguard's.

Nightscouter ships an update every 5 months, nightguard every 5 weeks. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Nightscouter | nightguard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (9 ratings)](https://appshunter.io/ios/app/nightscouter/id1010503247/reviews) | **[4.5 (878 ratings)](https://appshunter.io/ios/app/nightguard/id1116430352/reviews)** |
| Number of ratings | 9 | **878** |
| Positive reviews | 20.0% of reviews | **70.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 7 MB | 13 MB |
| Requires iOS | **13.6** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Peter Ina](https://appshunter.io/developer/1010503246) | [SPORTMEO](https://appshunter.io/developer/1769651057) |

## What reviewers say

### Nightscouter

[App page](https://appshunter.io/ios/app/nightscouter/id1010503247)

This app allows iOS users to view Continuous Glucose Monitoring (CGM) data from Nightscout-enabled websites directly on their devices. It provides a convenient way to access important health information.

**Highlights:** View CGM data, Connects to Nightscout websites, iOS device compatibility, Supports Apple Watch

**Features:** macOS Compatibility

**In-app purchases:** none


### nightguard

[App page](https://appshunter.io/ios/app/nightguard/id1116430352)

Monitor blood glucose levels from your Nightscout backend. Receive alerts for out-of-range values, track historical data with overlay charts, and tune basal rates with statistics. Optionally sync data to Apple HealthKit.

**Highlights:** Blood glucose value display, Customizable glucose range alerts, Alert snoozing and reactivation, Rapid rise/fall alerts, Historical overlay charts, Basal rate tuning statistics, HealthKit data sync

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nightguard Pro | $1.99 | per month |
| Nightguard Max Subscription | $3.99 | per month |

**What reviewers like**

- 🚀 Great app for monitoring glucose levels
- 👍 Helpful for managing diabetes
- 🤖 Integrates well with Apple Watch
- 📊 Provides useful data visualization

**What reviewers complain about**

- 🐛 Alarms/notifications not working properly
- 🔄 Inconsistent data sync/refresh issues
- 📱 Apple Watch app crashing/not functioning
- 🔢 Issues with unit conversions (mg/dL vs mmol/L)

**Reported bugs**

- Readings stuck or not updating
- Nightscout URL not recognized
- Glucose data not syncing to Apple Health
- Sudden disappearance of Apple Watch app

**Requested features**

- Add ability to view/scan graph data points
- Improve Apple Watch complication and widget
- Allow custom high/low alert thresholds
- Provide more detailed user manual/documentation


## Frequently asked questions

### Is Nightscouter free?

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

### Is nightguard free?

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

### Which has better reviews, Nightscouter or nightguard?

nightguard is rated higher. Nightscouter averages 2.0 out of 5 from 9 ratings, while nightguard averages 4.5 from 878 ratings.

### Do Nightscouter or nightguard have ads?

Neither Nightscouter nor nightguard shows ads.

### Which is updated more often, Nightscouter or nightguard?

Nightscouter ships an update every 5 months, and nightguard every 5 weeks. Most recently, Nightscouter was updated on October 2, 2026 and nightguard on October 14, 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.*