# InPen Smart Pen vs Eversense 365

The clearest difference is review sentiment: Eversense 365 at 60% against InPen Smart Pen's 40%. Eversense 365 also leads on rating (4.2 vs 3.9). InPen Smart Pen's advantage is ratings volume (184 vs 24) and iOS requirement (14.0 vs 16.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Eversense 365 holds the better App Store score, 4.2 against 3.9. That said, the two scores are not equally well evidenced: InPen Smart Pen has 184 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 40% of InPen Smart Pen's written reviews are positive against 60% of Eversense 365's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 12, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | InPen Smart Pen | Eversense 365 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (184 ratings)](https://appshunter.io/ios/app/inpen-smart-pen/id1236236656/reviews) | **[4.2 (24 ratings)](https://appshunter.io/ios/app/eversense-365/id6502610344/reviews)** |
| Number of ratings | **184** | 24 |
| Positive reviews | 40.0% of reviews | **60.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 140 MB | 60 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 17+ |
| Developer | [Companion Medical Inc.](https://appshunter.io/developer/1236236655) | [Senseonics, Incorporated](https://appshunter.io/developer/973493920) |

## What reviewers say

### InPen Smart Pen

[App page](https://appshunter.io/ios/app/inpen-smart-pen/id1236236656)

This app automatically tracks insulin doses and provides personalized recommendations based on glucose levels, meals, and active insulin. It helps prevent over- or under-dosing and integrates with CGM data and Apple Health for a comprehensive view of your diabetes management.

**Highlights:** Automatic dose recording, Personalized insulin recommendations, CGM data synchronization, Active insulin tracking, Carb counting and meal estimation, Missed dose reminders, Therapy reports for healthcare providers

**In-app purchases:** none

**What reviewers like**

- 💉 Accurate insulin dose calculations
- 📊 Automatic dose tracking and logging
- ⏱️ Insulin on-board (IOB) monitoring prevents stacking
- 🎯 Half-unit dosing precision
- 📈 Improved A1C and blood sugar control

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- ⏳ Slow app loading times
- 🔌 iOS 18 widget compatibility broken
- 🔗 Dexcom G7 integration not working
- 📵 Notification popup glitch (greyed-out settings)

**Reported bugs**

- App crashes on launch or during use
- App freezes when entering doses or settings
- Notification popup asking to enable background notifications (setting greyed out)
- Therapy settings changes not saving properly
- Doses not recording or recording incorrect amounts

**Requested features**

- Apple Watch companion app with complications
- Lock Screen widget for iOS 18+
- Support for 3+ daily long-acting insulin doses
- Dexcom G7 real-time glucose integration
- Notification confirmation when dose is recorded


### Eversense 365

[App page](https://appshunter.io/ios/app/eversense-365/id6502610344)

This application works with a long-lasting continuous glucose monitoring system to display real-time glucose data. It provides alerts for high and low glucose levels, tracks glucose trends, and allows users to log important events. It is designed for individuals managing diabetes.

**Highlights:** Real-time glucose data display, Hypoglycemia and hyperglycemia alerts, Glucose rate and direction tracking, Log glucose-related events, Compatible with Apple Health, Remote monitoring integration

**In-app purchases:** none


## Frequently asked questions

### Is InPen Smart Pen free?

InPen Smart Pen is free to download, with no in-app purchases.

### Is Eversense 365 free?

Eversense 365 is free to download, with no in-app purchases.

### Which has better reviews, InPen Smart Pen or Eversense 365?

Eversense 365 is rated higher. InPen Smart Pen averages 3.9 out of 5 from 184 ratings, while Eversense 365 averages 4.2 from 24 ratings.

### Do InPen Smart Pen or Eversense 365 have ads?

Both InPen Smart Pen and Eversense 365 show ads.

### Which is updated more often, InPen Smart Pen or Eversense 365?

InPen Smart Pen ships an update every 2 months, and Eversense 365 every 2 months. Most recently, InPen Smart Pen was updated on September 12, 2026 and Eversense 365 on September 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*