# Lingo by Abbott vs Kalos

The clearest difference is ratings volume: Lingo by Abbott at 8.1K against Kalos's 13. Lingo by Abbott also leads on chart position (#142 vs unranked). Kalos's advantage is review sentiment (67% vs 44%) and update cadence (every 3 weeks vs every 2 months). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.5 for Lingo by Abbott against 4.5 for Kalos. That said, the two scores are not equally well evidenced: Lingo by Abbott has 8.1K ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 44% of Lingo by Abbott's written reviews are positive against 67% of Kalos's.

Lingo by Abbott ships an update every 2 months, Kalos every 3 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Lingo by Abbott | Kalos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8.1K ratings)](https://appshunter.io/ios/app/lingo-by-abbott/id1670445335/reviews) | **[4.5 (13 ratings)](https://appshunter.io/ios/app/kalos/id6740308219/reviews)** |
| Number of ratings | **8.1K** | 13 |
| Positive reviews | 44.1% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Best chart rank | **#142** | — |
| Size | 194 MB | 427 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Abbott](https://appshunter.io/developer/402314324) | [Kalos Health, Inc](https://appshunter.io/developer/1789463808) |

## What reviewers say

### Lingo by Abbott

[App page](https://appshunter.io/ios/app/lingo-by-abbott/id1670445335)

**Currently charting:** #142 Top Free · Health & Fitness (US App Store)

This system tracks your glucose 24/7 to provide real-time insights into your body's response to food and activities. It helps you understand your metabolism, learn new eating patterns, and track progress towards healthier habits.

**Highlights:** 24/7 glucose tracking, Personalized nutrition insights, Metabolism understanding, Habit change support, Glucose graph visualization, Lingo Count daily metric, Food & activity logging

**In-app purchases:** none

**What reviewers like**

- 🚀 Real-time glucose tracking
- 📊 Helpful data insights
- 🌟 Easy setup and use
- 🔍 Valuable for metabolic health
- 💪 Motivates lifestyle changes

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 🔋 High battery consumption
- 🔍 Limited data export and integration
- 🤔 Confusing 'Lingo Count' metric
- ⏱️ Delayed glucose readings

**Reported bugs**

- Sensor connectivity issues
- Inaccurate glucose readings
- Data sync problems and data loss
- Inconsistent app performance after updates

**Requested features**

- Apple Health integration
- Apple Watch app and complications
- More detailed data analysis and visualization
- Customizable glucose level alerts
- Improved food logging and tracking


### Kalos

[App page](https://appshunter.io/ios/app/kalos/id6740308219)

This service uses medical-grade data to help you test fitness routines on your body. It offers personalized exercise plans, nutrition tracking via photos, and integration with fitness wearables. Communicate directly with your trainer 24/7 for a comprehensive fitness experience.

**Highlights:** DEXA-based personal training, Curated exercise routines, Nutrition tracking (photo upload), Fitness wearable integration, 24/7 trainer messaging, Workout and strength history tracking, Apple Health sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lingo by Abbott free?

Lingo by Abbott is free to download, with no in-app purchases.

### Is Kalos free?

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

### Which has better reviews, Lingo by Abbott or Kalos?

Kalos is rated higher. Lingo by Abbott averages 4.5 out of 5 from 8.1K ratings, while Kalos averages 4.5 from 13 ratings.

### Do Lingo by Abbott or Kalos have ads?

Neither Lingo by Abbott nor Kalos shows ads.

### Which is updated more often, Lingo by Abbott or Kalos?

Lingo by Abbott ships an update every 2 months, and Kalos every 3 weeks. Most recently, Lingo by Abbott was updated on November 1, 2026 and Kalos on October 24, 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.*