# Lunar Flow vs PHD+

Lunar Flow and PHD+ are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Lunar Flow | PHD+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 4 MB | 49 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ying Cao](https://appshunter.io/developer/1873612517) | [Sekyun Oh](https://appshunter.io/developer/1869208938) |

## What reviewers say

### Lunar Flow

[App page](https://appshunter.io/ios/app/lunar-flow/id6758585214)

**Features:** macOS Compatibility

**In-app purchases:** none


### PHD+

[App page](https://appshunter.io/ios/app/phd-plus/id6760000392)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lunar Flow free?

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

### Is PHD+ free?

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

### Do Lunar Flow or PHD+ have ads?

Neither Lunar Flow nor PHD+ 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.*