# BloomSync vs ZoeFlow

The clearest difference is update cadence: BloomSync at every 2 days against ZoeFlow's every 8 days. ZoeFlow's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. BloomSync sells 2 in-app purchases, starting at $4.99 per month and ZoeFlow sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

BloomSync ships an update every 2 days, ZoeFlow every 8 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | BloomSync | ZoeFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Size | 9 MB | 124 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Onur KURU](https://appshunter.io/developer/1806843891) | [BLOOM IT TECH](https://appshunter.io/developer/1887770888) |

## What reviewers say

### BloomSync

[App page](https://appshunter.io/ios/app/bloomsync-period-tracker/id6759371809)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BloomSync Premium Monthly | $4.99 | per month |
| BloomSync Premium Yearly | $39.99 | per year |


### ZoeFlow

[App page](https://appshunter.io/ios/app/zoeflow-period-tracker/id6761095101)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $12.99 | per year |


## Frequently asked questions

### Is BloomSync free?

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

### Is ZoeFlow free?

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

### Do BloomSync or ZoeFlow have ads?

Neither BloomSync nor ZoeFlow shows ads.

### Which is updated more often, BloomSync or ZoeFlow?

BloomSync ships an update every 2 days, and ZoeFlow every 8 days. Most recently, BloomSync was updated on October 7, 2026 and ZoeFlow on October 16, 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.*