# flex vs Suflo

The clearest difference is in-app purchases: flex at none against Suflo's 1. flex also leads on update cadence (every 2 days vs every 2 weeks). Suflo's advantage is iOS requirement (12.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Suflo sells 1 in-app purchase, starting at $0.99 per month. flex asks for nothing beyond the download.

flex ships an update every 2 days, Suflo every 2 weeks. The most recent releases landed on November 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | flex | Suflo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (18 ratings)](https://appshunter.io/ios/app/flex-relations-driven-ax/id1535757707/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 500 MB | 89 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [플렉스 주식회사](https://appshunter.io/developer/1535757709) | [joon soo koo](https://appshunter.io/developer/6784239964) |

## What reviewers say

### flex

[App page](https://appshunter.io/ios/app/flex-relations-driven-ax/id1535757707)

This HR platform streamlines employee management with features for attendance tracking, leave requests, approvals, and accessing company information. It offers a mobile-first experience for HR tasks, including payroll, employee profiles, and internal announcements.

**Highlights:** Mobile attendance tracking, Leave and vacation requests/approvals, Electronic approvals and task management, View payslips and company information, Access employee profiles, Internal announcements and feed, Automated leave management

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive and convenient
- 👍 Good design and user-friendly
- 👍 Useful for leave and salary confirmation
- 👍 Convenient for attendance management
- 👍 Better than previous apps

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐛 Login issues and errors
- 🐛 Poor UI/UX design
- 🐛 Slow performance
- 🐛 Inconsistent functionality

**Reported bugs**

- App crashes immediately after launch
- App won't launch
- App freezes or becomes unresponsive
- Login fails or infinite loading
- Attendance buttons not working

**Requested features**

- Allow writing reviews via app
- Add widget for attendance
- Add remaining time display
- Improve UI for break time registration
- Add Apple Shortcuts support


### Suflo

[App page](https://appshunter.io/ios/app/suflo-household-ledger/id6784573415)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription | $0.99 | per month |


## Frequently asked questions

### Is flex free?

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

### Is Suflo free?

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

### Do flex or Suflo have ads?

Neither flex nor Suflo shows ads.

### Which is updated more often, flex or Suflo?

flex ships an update every 2 days, and Suflo every 2 weeks. Most recently, flex was updated on November 3, 2026 and Suflo on September 30, 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.*