# SpectrUs vs PetfolkFlex

SpectrUs and PetfolkFlex 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 | SpectrUs | PetfolkFlex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 weeks |
| Size | 62 MB | 58 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [TELEMED, UAB](https://appshunter.io/developer/1803510330) | [Petfolk Inc.](https://appshunter.io/developer/1494513997) |

## What reviewers say

### SpectrUs

[App page](https://appshunter.io/ios/app/spectrus/id6743581061)

**In-app purchases:** none


### PetfolkFlex

[App page](https://appshunter.io/ios/app/petfolkflex/id6763045463)

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

**In-app purchases:** none


## Frequently asked questions

### Is SpectrUs free?

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

### Is PetfolkFlex free?

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

### Do SpectrUs or PetfolkFlex have ads?

Neither SpectrUs nor PetfolkFlex shows ads.

---

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