# FormCheck Plus vs Fertility Window Planner

The clearest difference is rating: FormCheck Plus at 5.0 against Fertility Window Planner's 4.0. On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. FormCheck Plus sells 2 in-app purchases, starting at $9.99 per month and Fertility Window Planner sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

FormCheck Plus holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | FormCheck Plus | Fertility Window Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/formcheck-plus/id6787256708/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/fertility-window-planner/id6792720752/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | Freemium | Freemium |
| Size | 34 MB | 37 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eduardo Duran](https://appshunter.io/developer/6787256710) | [ASHOK KUMAR](https://appshunter.io/developer/6787239811) |

## What reviewers say

### FormCheck Plus

[App page](https://appshunter.io/ios/app/formcheck-plus/id6787256708)

Get instant, AI-powered feedback on your workout form. Analyze a single rep to identify what's working, what needs fixing, and how to improve your technique for more effective home exercises. Includes a guided library and progress tracking.

**Highlights:** AI Form Check with score and breakdown, Guided exercise library, Workout plans and session log, Daily readiness check-ins, Back-care routine, On-device video analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FormCheck Plus Monthly | $9.99 | per month |
| FormCheck Plus Annual | $79.99 | per year |


### Fertility Window Planner

[App page](https://appshunter.io/ios/app/fertility-window-planner/id6792720752)

This app helps you identify your fertile window for conception through private data logging and transparent prediction engines. It visualizes your cycle data, including basal body temperature and cervical mucus, to show your most fertile days and predicted ovulation. Core features are free, with an optional subscription for advanced insights and history.

**Highlights:** Log basal body temperature, cervical mucus, and test results, Visualize fertile window and predicted ovulation day, Transparent prediction engine with chart explanations, Private data storage with export and delete options, Optional subscription for full cycle history and insights

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fertility Planner Pro Monthly | $6.99 | per month |
| Fertility Planner Pro Annual | $39.99 | per year |
| Fertility Window Planner | $39.99 | per year |


## Frequently asked questions

### Is FormCheck Plus free?

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

### Is Fertility Window Planner free?

Fertility Window Planner is free to download, with in-app purchases available.

### Which has better reviews, FormCheck Plus or Fertility Window Planner?

FormCheck Plus is rated higher. FormCheck Plus averages 5.0 out of 5 from 1 ratings, while Fertility Window Planner averages 4.0 from 1 ratings.

### Do FormCheck Plus or Fertility Window Planner have ads?

Neither FormCheck Plus nor Fertility Window Planner shows ads.

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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.*