# KILO vs Syntax

The clearest difference is iOS requirement: Syntax at 16.0 against KILO's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. KILO sells 2 in-app purchases, starting at $1.99 per month and Syntax sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

KILO ships an update every 4 days, Syntax every 3 days. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | KILO | Syntax |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/syntax-ai-workout-log/id6759859329/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 28 MB | 5 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Reece Charlton](https://appshunter.io/developer/1849457522) | [Yuanjia Su](https://appshunter.io/developer/1881300997) |

## What reviewers say

### KILO

[App page](https://appshunter.io/ios/app/kilo-gym-workout-tracker/id6755909612)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KILO Pro Monthly | $1.99 | per month |
| KILO Pro Yearly | $14.99 | per year |


### Syntax

[App page](https://appshunter.io/ios/app/syntax-ai-workout-log/id6759859329)

Effortlessly log strength training workouts by typing or speaking natural language commands. This app offers an AI coach, routine creation, and progress tracking, all while prioritizing user privacy with local data storage and no ads.

**Highlights:** Natural language workout logging, AI coaching and routine building, Local data storage and privacy, Strava integration, Live Activities and Dynamic Island support, Offline functionality

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Syntax Pro Monthly | $3.99 | per month |
| Syntax Pro | $29.99 | per year |


## Frequently asked questions

### Is KILO free?

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

### Is Syntax free?

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

### Do KILO or Syntax have ads?

Neither KILO nor Syntax shows ads.

### Which is updated more often, KILO or Syntax?

KILO ships an update every 4 days, and Syntax every 3 days. Most recently, KILO was updated on October 24, 2026 and Syntax on October 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.*