# Ovulation Estimator vs Bloome

The clearest difference is in-app purchases: Ovulation Estimator at none against Bloome's 1. Ovulation Estimator also leads on ads (none vs shown). Bloome's advantage is update cadence (every 4 weeks vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Bloome sells 1 one-off in-app purchase. Ovulation Estimator asks for nothing beyond the download.

Ovulation Estimator ships an update every 6 months, Bloome every 4 weeks. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ovulation Estimator | Bloome |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ovulation-estimator/id529437218/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 5 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Malay Patel](https://appshunter.io/developer/510333524) | [Mechanic Cat](https://appshunter.io/developer/515277567) |

## What reviewers say

### Ovulation Estimator

[App page](https://appshunter.io/ios/app/ovulation-estimator/id529437218)

This health tool helps you estimate your ovulation date. Simply enter your last menstrual period and cycle length to predict your most fertile days. It's designed for women tracking their reproductive health.

**Highlights:** Ovulation date calculation, Last menstrual period input, Period cycle length input, Fertile window prediction, Health and fitness tracking

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

**In-app purchases:** none


### Bloome

[App page](https://appshunter.io/ios/app/bloome-period-cycle-tracker/id6776257252)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bloome Pro | $8.99 | one-time |


## Frequently asked questions

### Is Ovulation Estimator free?

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

### Is Bloome free?

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

### Do Ovulation Estimator or Bloome have ads?

Bloome shows ads; Ovulation Estimator does not.

### Which is updated more often, Ovulation Estimator or Bloome?

Ovulation Estimator ships an update every 6 months, and Bloome every 4 weeks. Most recently, Ovulation Estimator was updated on November 1, 2026 and Bloome on October 24, 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.*