# SmartLog (i vs Leaone

The clearest difference is update cadence: Leaone at every 2 weeks against SmartLog (i's every 6 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 1.6 for SmartLog (i against 1.7 for Leaone. Both are backed by a comparable volume of ratings — 118 and 56 respectively. Written reviews are what separate them: 14% of SmartLog (i's written reviews are positive against 16% of Leaone's.

SmartLog (i ships an update every 6 weeks, Leaone every 2 weeks. The most recent releases landed on September 13, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | SmartLog (i | Leaone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (118 ratings)](https://appshunter.io/ios/app/smartlog-i-sens/id737519554/reviews) | **[1.7 (56 ratings)](https://appshunter.io/ios/app/leaone/id1155880435/reviews)** |
| Number of ratings | **118** | 56 |
| Positive reviews | 13.6% of reviews | **15.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 38 MB | 65 MB |
| Requires iOS | 13.2 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [i-SENS, Inc.](https://appshunter.io/developer/405215627) | [云波 楼](https://appshunter.io/developer/1155880434) |

## What reviewers say

### SmartLog (i

[App page](https://appshunter.io/ios/app/smartlog-i-sens/id737519554)

This app helps users manage their blood glucose levels by connecting to compatible meters or allowing manual input. It generates reports, records related health data, and enables data sharing. Users can also sync their information with a cloud server and integrate with Apple Health.

**Highlights:** Connects to CareSens meters via Bluetooth, Manual blood glucose input, Blood glucose trend reports, Records meals, exercise, and insulin, Share data via email or push, Syncs data with SmartLog Server, Integrates with Apple Health

**In-app purchases:** none

**What reviewers like**

- ⭐ Works fine
- 📊 Helpful graphs and statistics
- 💻 Bluetooth connectivity
- 🗓️ Tracks readings over time

**What reviewers complain about**

- 🤔 Confusing user interface
- 🔍 Difficult to read small text
- 🔗 Issues with Bluetooth pairing
- 🚫 Unable to delete false readings
- 🔒 Privacy concerns with data sharing

**Reported bugs**

- App crashes after recent updates
- Readings disappearing or not syncing
- Compatibility issues with newer iOS versions
- Bluetooth connectivity problems

**Requested features**

- Add dark mode option
- Allow deletion of individual readings
- Improve font size and readability
- Enhance data export and sharing options
- Integrate with more glucose meter models


### Leaone

[App page](https://appshunter.io/ios/app/leaone/id1155880435)

This app connects to a smart Bluetooth scale to record and manage your body weight and other health metrics like body fat and muscle mass. It provides advice on diet, exercise, and sleep based on your health data. Data can be synced with Apple Health.

**Highlights:** Body weight measurement recording, Track body fat, water, muscle, Health index management, Sport, food, and sleep advice, Sync with Apple Health

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface and easy navigation
- 📊 Comprehensive body metrics tracking (12+ measurements)
- 🔄 Seamless Bluetooth connectivity with scales
- 📱 Multi-user support for family members
- 💾 Automatic data recording and history tracking

**What reviewers complain about**

- 🐛 Frequent login failures and authentication errors
- 🔌 Data syncing issues with Apple Health
- 📉 Dashboard showing only weight and BMI instead of full metrics
- 🔐 Sudden account lockouts and data loss
- ⏰ Date/time displaying as 'NULL' or incorrectly

**Reported bugs**

- Login credentials not accepted despite correct password
- App logging out users unexpectedly
- Password reset verification codes not being sent
- Verification codes arriving after 3-minute expiration window
- Data not syncing to Apple Health after updates

**Requested features**

- Multi-device data synchronization
- Portuguese (Brazil) language support
- Korean language support
- Russian language support
- In-app language selection option


## Frequently asked questions

### Is SmartLog (i free?

SmartLog (i is free to download, with no in-app purchases.

### Is Leaone free?

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

### Which has better reviews, SmartLog (i or Leaone?

Leaone is rated higher. SmartLog (i averages 1.6 out of 5 from 118 ratings, while Leaone averages 1.7 from 56 ratings.

### Do SmartLog (i or Leaone have ads?

Neither SmartLog (i nor Leaone shows ads.

### Which is updated more often, SmartLog (i or Leaone?

SmartLog (i ships an update every 6 weeks, and Leaone every 2 weeks. Most recently, SmartLog (i was updated on September 13, 2026 and Leaone on September 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.*