# Tidepool Mobile vs nightguard

The clearest difference is rating: nightguard at 4.5 against Tidepool Mobile's 2.8. nightguard also leads on review sentiment (70% vs 28%) and update cadence (monthly vs every 3 months). Tidepool Mobile's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 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. Tidepool Mobile asks for nothing beyond the download.

nightguard holds the better App Store score, 4.5 against 2.8. That said, the two scores are not equally well evidenced: nightguard has 882 ratings behind it against 70, so its average is the more settled of the two. Written reviews point the same way: 28% of Tidepool Mobile's written reviews are positive against 70% of nightguard's.

Tidepool Mobile ships an update every 3 months, nightguard monthly. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Tidepool Mobile | nightguard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (70 ratings)](https://appshunter.io/ios/app/tidepool-mobile/id1026395200/reviews) | **[4.5 (882 ratings)](https://appshunter.io/ios/app/nightguard/id1116430352/reviews)** |
| Number of ratings | 70 | **882** |
| Positive reviews | 27.7% of reviews | **70.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 34 MB | 13 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Tidepool Project](https://appshunter.io/developer/1026395199) | [SPORTMEO](https://appshunter.io/developer/1769651057) |

## What reviewers say

### Tidepool Mobile

[App page](https://appshunter.io/ios/app/tidepool-mobile/id1026395200)

This app allows users to upload data from various diabetes devices and Apple Health to a central web platform. It also enables users to add contextual notes and comments to their glucose, insulin, and activity data for better tracking and analysis.

**Highlights:** Upload data from Apple Health, Tag CGM, pump, and meter data with notes, Track meals and exercise, Search noted events, Comment on data, Donate de-identified data

**In-app purchases:** none

**What reviewers like**

- 👍 Great for notes and context
- 👍 Centralized data aggregation
- 👍 Helpful for care teams
- 👍 Useful for DIY loop data
- 👍 Good for communication

**What reviewers complain about**

- 👎 Cannot view data on mobile
- 👎 Limited mobile functionality
- 👎 Desktop-only data viewing
- 👎 Outdated app, no updates
- 👎 Confusing purpose

**Reported bugs**

- App has not received updates in years
- Desktop website is glitchy
- Desktop website doesn't show accurate CGM readings
- 400 errors when uploading data
- 401 error after first hour

**Requested features**

- View data on mobile
- Update app with new features
- Support for more devices (e.g., Medtronic, Omnipod 5)
- Sync with Apple Health for exercise data
- Manual entry for long-acting insulin


### 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 Tidepool Mobile free?

Tidepool Mobile 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, Tidepool Mobile or nightguard?

nightguard is rated higher. Tidepool Mobile averages 2.8 out of 5 from 70 ratings, while nightguard averages 4.5 from 882 ratings.

### Do Tidepool Mobile or nightguard have ads?

Neither Tidepool Mobile nor nightguard shows ads.

### Which is updated more often, Tidepool Mobile or nightguard?

Tidepool Mobile ships an update every 3 months, and nightguard monthly. Most recently, Tidepool Mobile was updated on October 20, 2026 and nightguard on October 19, 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.*