# Shift4 4Sight vs PoolCheck

Shift4 4Sight and PoolCheck are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Shift4 4Sight | PoolCheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/shift4-4sight/id6482354631/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 83 MB | 32 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shift4](https://appshunter.io/developer/1739795537) | [Mash Dev LLC](https://appshunter.io/developer/1895676322) |

## What reviewers say

### Shift4 4Sight

[App page](https://appshunter.io/ios/app/shift4-4sight/id6482354631)

Access company news, product resources, and connect with a global community. Find contact information for support, sales, and career opportunities. Share best practices and provide product feedback.

**Highlights:** Company news and updates, Product and service resources, Collaboration channels, Best practice sharing, Product feedback, Contact directory

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

**In-app purchases:** none


### PoolCheck

[App page](https://appshunter.io/ios/app/poolcheck/id6764186605)

**In-app purchases:** none


## Frequently asked questions

### Is Shift4 4Sight free?

Shift4 4Sight is free to download, with no in-app purchases.

### Is PoolCheck free?

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

### Do Shift4 4Sight or PoolCheck have ads?

Neither Shift4 4Sight nor PoolCheck shows ads.

### Which is updated more often, Shift4 4Sight or PoolCheck?

Shift4 4Sight ships an update fortnightly, and PoolCheck fortnightly. Most recently, Shift4 4Sight was updated on October 1, 2026 and PoolCheck on September 22, 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.*