# Flovulation vs TowerCal

The clearest difference is update cadence: TowerCal at every 10 days against Flovulation's monthly. TowerCal also leads on iOS requirement (15.5 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Flovulation sells 5 in-app purchases, starting at $2.99 per 7 days and TowerCal sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Flovulation ships an update monthly, TowerCal every 10 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Flovulation | TowerCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/towercal-calorie-tracker/id6768521767/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 21 MB | 79 MB |
| Requires iOS | 18.0 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Olushola Moritiwon](https://appshunter.io/developer/1873404802) | [Bizmodio LLC](https://appshunter.io/developer/1896581399) |

## What reviewers say

### Flovulation

[App page](https://appshunter.io/ios/app/flovulation-period-tracker/id6760267986)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $2.99 | per 7 days |
| Monthly Access | $5.99 | per month |
| Premium Access | $7.99 | per 7 days |
| Annual Plan | $49.99 | per year |
| Premium Access | $79.99 | per year |


### TowerCal

[App page](https://appshunter.io/ios/app/towercal-calorie-tracker/id6768521767)

Effortlessly track your daily calorie intake and exercise with this intuitive app. Visualize your progress with a unique calorie tower and monitor key nutrients at a glance. Log food and activities quickly through typing or voice input.

**Highlights:** Visual calorie tower visualization, Quick food and exercise logging, Voice and text entry options, Nutrient tracking (protein, fat, sugar, etc.), Weight history and trends, Custom food and favorite entries

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caldex Monthly | $1.99 | per month |
| Caldex Annual | $19.99 | per year |


## Frequently asked questions

### Is Flovulation free?

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

### Is TowerCal free?

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

### Do Flovulation or TowerCal have ads?

Neither Flovulation nor TowerCal shows ads.

### Which is updated more often, Flovulation or TowerCal?

Flovulation ships an update monthly, and TowerCal every 10 days. Most recently, Flovulation was updated on October 25, 2026 and TowerCal on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*