# Flex For Work vs Knuckl

The clearest difference is rating: Knuckl at 5.0 against Flex For Work's 3.0. Knuckl also leads on update cadence (every 5 days vs every 3 weeks) and device support (3 vs 1). Flex For Work's advantage is ratings volume (90 vs 4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Knuckl holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: Flex For Work has 90 ratings behind it against 4, so its average is the more settled of the two.

Flex For Work ships an update every 3 weeks, Knuckl every 5 days. The most recent releases landed on November 8, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Flex For Work | Knuckl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (90 ratings)](https://appshunter.io/ios/app/flex-for-work/id6749496119/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/knuckl/id6768506355/reviews)** |
| Number of ratings | **90** | 4 |
| Positive reviews | 26.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free | Free |
| Size | 110 MB | 38 MB |
| Requires iOS | 16.4 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Flex Moving & Storage](https://appshunter.io/developer/1830773654) | [Knuckl LLC](https://appshunter.io/developer/1896579926) |

## What reviewers say

### Flex For Work

[App page](https://appshunter.io/ios/app/flex-for-work/id6749496119)

Find, book, and get paid for delivery, moving, or labor jobs. Browse nearby opportunities, view job details, and track your earnings in real time. This app simplifies managing your work and income.

**Highlights:** Find delivery, moving, and labor jobs, Book jobs directly through the app, Track earnings in real time, View detailed job information, Accept or decline job offers

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

**In-app purchases:** none


### Knuckl

[App page](https://appshunter.io/ios/app/knuckl/id6768506355)

This app connects construction workers with job opportunities and helps contractors find skilled labor quickly. It allows users to create profiles, set rates, and manage schedules, facilitating same-day matching for both parties.

**Highlights:** Create free worker profiles, Find local construction jobs, Post jobs in under two minutes, Hire skilled tradespeople, Direct messaging with contractors, Manage schedules and crew

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

**In-app purchases:** none


## Frequently asked questions

### Is Flex For Work free?

Flex For Work is free to download, with no in-app purchases.

### Is Knuckl free?

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

### Which has better reviews, Flex For Work or Knuckl?

Knuckl is rated higher. Flex For Work averages 3.0 out of 5 from 90 ratings, while Knuckl averages 5.0 from 4 ratings.

### Do Flex For Work or Knuckl have ads?

Neither Flex For Work nor Knuckl shows ads.

### Which is updated more often, Flex For Work or Knuckl?

Flex For Work ships an update every 3 weeks, and Knuckl every 5 days. Most recently, Flex For Work was updated on November 8, 2026 and Knuckl on November 9, 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.*