# TreadLeft vs WeightSync

TreadLeft and WeightSync both sit at 5.0 stars, but that hides the real split: 100% of TreadLeft's written reviews are positive against 0% of WeightSync's. TreadLeft also leads on in-app purchases (none vs 3) and iOS requirement (15.1 vs 17.6). WeightSync's advantage is update cadence (every 5 days vs every 10 days). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. WeightSync sells 3 in-app purchases, starting at $0.99 per month. TreadLeft asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for TreadLeft against 5.0 for WeightSync. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 100% of TreadLeft's written reviews are positive against 0% of WeightSync's.

TreadLeft ships an update every 10 days, WeightSync every 5 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TreadLeft | WeightSync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/treadleft/id6756678478/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/weightsync-athlete-weight-log/id6757109803/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 51 MB | 7 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [David Burns](https://appshunter.io/developer/1862256179) | [Andre Moura](https://appshunter.io/developer/1864639204) |

## What reviewers say

### TreadLeft

[App page](https://appshunter.io/ios/app/treadleft/id6756678478)

Automate your running shoe mileage tracking by connecting to Strava and Apple Health. Visualize wear, manage shoe loadouts, and get notified about deals on new gear.

**Highlights:** Automated activity syncing, Tactical shoe loadout management, Visual wear tracking with color-coding, Shoe retirement tracking, Advanced performance analytics, Live shoe deals and price alerts

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

**In-app purchases:** none


### WeightSync

[App page](https://appshunter.io/ios/app/weightsync-athlete-weight-log/id6757109803)

Automatically syncs your weight data from Apple Health to Strava without manual entry. Supports Apple Watch, home screen widgets, and smart notifications for seamless tracking. Offers premium features like weight evolution charts and weekly reports.

**Highlights:** Automatic weight sync to Strava, Background processing, Apple Watch logging and complications, Home screen widgets, Streak and milestone tracking, Weight evolution chart (Premium), Weekly reports (Premium), CSV export

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month | $0.99 | per month |
| One Year | $9.99 | per year |
| Lifetime Premium | $14.99 | one-time |


## Frequently asked questions

### Is TreadLeft free?

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

### Is WeightSync free?

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

### Which has better reviews, TreadLeft or WeightSync?

TreadLeft and WeightSync are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do TreadLeft or WeightSync have ads?

Neither TreadLeft nor WeightSync shows ads.

### Which is updated more often, TreadLeft or WeightSync?

TreadLeft ships an update every 10 days, and WeightSync every 5 days. Most recently, TreadLeft was updated on October 30, 2026 and WeightSync on October 31, 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.*