# LibreLinkUp vs FLwatch

The clearest difference is review sentiment: FLwatch at 87% against LibreLinkUp's 29%. FLwatch also leads on update cadence (weekly vs every 3 months). LibreLinkUp's advantage is in-app purchases (none vs 4) and ratings volume (23K vs 34). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. FLwatch sells 4 one-off in-app purchases. LibreLinkUp asks for nothing beyond the download.

LibreLinkUp holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: LibreLinkUp has 23K ratings behind it against 34, so its average is the more settled of the two. Written reviews complicate that: 29% of LibreLinkUp's written reviews are positive against 87% of FLwatch's, so the app with the better star average is not the one people write more warmly about.

LibreLinkUp ships an update every 3 months, FLwatch weekly. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | LibreLinkUp | FLwatch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (23K ratings)](https://appshunter.io/ios/app/librelinkup/id1234323923/reviews)** | [4.6 (34 ratings)](https://appshunter.io/ios/app/flwatch-glucose-sensor-graph/id6670172928/reviews) |
| Number of ratings | **23K** | 34 |
| Positive reviews | 28.6% of reviews | **87.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | Free |
| Best chart rank | **#108** | — |
| Size | 89 MB | 21 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [Newyu, Inc](https://appshunter.io/developer/465372406) | [Philipp Poeml](https://appshunter.io/developer/1541497053) |

## What reviewers say

### LibreLinkUp

[App page](https://appshunter.io/ios/app/librelinkup/id1234323923)

**Currently charting:** #108 Top Free · Medical (US App Store)

Monitor and support individuals using a FreeStyle Libre sensor and compatible app. View their glucose levels with a quick glance, receive alerts for high or low glucose, and get notified about sensor status. Understand glucose patterns with history and insights.

**Highlights:** Remote glucose monitoring, Glucose history and insights, Glucose alarms (high/low), Sensor alerts, Dark mode for viewing

**In-app purchases:** none

**What reviewers like**

- 👍 Ease of use
- 🚀 Convenient remote monitoring
- 💡 Helpful for managing diabetes
- 🚀 Instant data updates
- 👍 Provides peace of mind

**What reviewers complain about**

- 🐛 Connectivity issues
- 🐛 Unreliable notifications
- 🐛 Inconsistent data accuracy
- 🐛 Frequent app crashes
- 🐛 Confusing setup process

**Reported bugs**

- Sudden loss of connectivity
- Inconsistent data sync between devices
- Alarms not triggering as expected
- Inability to log in or create account

**Requested features**

- Add graph and trend visualization
- Allow customizable alarms and notifications
- Integrate insulin dosage and food intake logging
- Provide historical data access beyond 12 hours
- Enable Apple Watch integration


### FLwatch

[App page](https://appshunter.io/ios/app/flwatch-glucose-sensor-graph/id6670172928)

Visualize blood glucose readings from compatible sensors on your iPhone and Apple Watch. Track insulin doses, view insulin-on-board and activity graphs, and integrate data with Apple Health for comprehensive diabetes management.

**Highlights:** Blood glucose graph on iPhone and Apple Watch, Insulin on Board (IOB) calculation, Insulin activity graph, iOS Home Screen and Lock Screen widgets, Live Activities for quick glucose updates, CarPlay support, Export to Apple Health

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Some good coffee beans | $4.99 | one-time |
| Some more good coffee beans | $9.99 | one-time |
| Many good quality coffee beans | $24.99 | one-time |
| Lots good quality coffee beans | $49.99 | one-time |


## Frequently asked questions

### Is LibreLinkUp free?

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

### Is FLwatch free?

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

### Which has better reviews, LibreLinkUp or FLwatch?

LibreLinkUp is rated higher. LibreLinkUp averages 4.8 out of 5 from 23K ratings, while FLwatch averages 4.6 from 34 ratings.

### Do LibreLinkUp or FLwatch have ads?

Neither LibreLinkUp nor FLwatch shows ads.

### Which is updated more often, LibreLinkUp or FLwatch?

LibreLinkUp ships an update every 3 months, and FLwatch weekly. Most recently, LibreLinkUp was updated on September 25, 2026 and FLwatch on September 22, 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.*