# PMOSense vs LineCheck

The clearest difference is in-app purchases: PMOSense at none against LineCheck's 3. PMOSense also leads on ads (none vs shown) and iOS requirement (15.0 vs 18.0). LineCheck's advantage is update cadence (every 3 days vs weekly). On price and device support there is nothing between them.

Both are free to download. LineCheck sells 3 in-app purchases, starting at $6.99 per month. PMOSense asks for nothing beyond the download.

PMOSense ships an update weekly, LineCheck every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PMOSense | LineCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/linecheck-test-line-scanner/id6775990353/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 123 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Gwenne Moses](https://appshunter.io/developer/1896764007) | [Mike Whelan](https://appshunter.io/developer/1866927265) |

## What reviewers say

### PMOSense

[App page](https://appshunter.io/ios/app/pmosense-pcos-cycle-tracker/id6770803676)

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

**In-app purchases:** none


### LineCheck

[App page](https://appshunter.io/ios/app/linecheck-test-line-scanner/id6775990353)

Track pregnancy and ovulation tests with AI analysis and cycle predictions. Monitor your pregnancy week-by-week and log body signs. Integrates with Apple Health for comprehensive fertility insights.

**Highlights:** Scan and track pregnancy tests, LH/OPK ovulation tracking, Week-by-week pregnancy monitoring, AI line progression analysis, Apple Health integration, Cycle predictions, Doctor visit reports

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LineCheck Pro Monthly | $6.99 | per month |
| LineCheck Pro Annual | $39.99 | per year |
| LineCheck Pro Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is PMOSense free?

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

### Is LineCheck free?

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

### Do PMOSense or LineCheck have ads?

LineCheck shows ads; PMOSense does not.

### Which is updated more often, PMOSense or LineCheck?

PMOSense ships an update weekly, and LineCheck every 3 days. Most recently, PMOSense was updated on October 28, 2026 and LineCheck 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.*