# Lieky vs Your Peak Flow

The clearest difference is price: Your Peak Flow at $2.99 against Lieky's $44.99. Your Peak Flow also leads on update cadence (every 6 weeks vs every 5 months). Lieky's advantage is iOS requirement (9.3 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Lieky costs $44.99 and Your Peak Flow $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lieky ships an update every 5 months, Your Peak Flow every 6 weeks. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Lieky | Your Peak Flow |
| --- | --- | --- |
| Price | $44.99 | **$2.99** |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/your-peak-flow/id1544967818/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | — | Paid |
| Size | 2.9 GB | 41 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [MacMedia](https://appshunter.io/developer/322441361) | [Suited Technologies GmbH](https://appshunter.io/developer/1564707135) |

## What reviewers say

### Lieky

[App page](https://appshunter.io/ios/app/lieky/id1145747760)

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

**In-app purchases:** none


### Your Peak Flow

[App page](https://appshunter.io/ios/app/your-peak-flow/id1544967818)

This app serves as a digital asthma diary, securely storing your lung function values locally on your device. Easily export your data as an Excel file to share with your doctor. Set up to three daily reminders to ensure consistent tracking of your peak flow.

**Highlights:** Digital asthma diary, Local data storage, Excel data export, Doctor sharing option, Daily tracking reminders

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

**In-app purchases:** none


## Frequently asked questions

### Is Lieky free?

Lieky costs $44.99, with no in-app purchases.

### Is Your Peak Flow free?

Your Peak Flow costs $2.99, with no in-app purchases.

### Do Lieky or Your Peak Flow have ads?

Neither Lieky nor Your Peak Flow shows ads.

### Which is updated more often, Lieky or Your Peak Flow?

Lieky ships an update every 5 months, and Your Peak Flow every 6 weeks. Most recently, Lieky was updated on October 27, 2026 and Your Peak Flow on October 29, 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.*