# GS1 vs PillSight(ピルサイト)

The clearest difference is update cadence: PillSight(ピルサイト) at every 5 days against GS1's every 4 months. GS1's advantage is iOS requirement (9.0 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

GS1 ships an update every 4 months, PillSight(ピルサイト) every 5 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GS1 | PillSight(ピルサイト) |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Size | 16 MB | 51 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [YUYAMA](https://appshunter.io/developer/919868547) | [keishi takemura](https://appshunter.io/developer/1761586025) |

## What reviewers say

### GS1

[App page](https://appshunter.io/ios/app/gs1-checker/id1327695517)

**In-app purchases:** none


### PillSight(ピルサイト)

[App page](https://appshunter.io/ios/app/pillsight/id6740011995)

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

**In-app purchases:** none


## Frequently asked questions

### Is GS1 free?

GS1 is free to download, with no in-app purchases.

### Is PillSight(ピルサイト) free?

Pricing for PillSight(ピルサイト) is not currently listed on the App Store.

### Do GS1 or PillSight(ピルサイト) have ads?

Neither GS1 nor PillSight(ピルサイト) shows ads.

### Which is updated more often, GS1 or PillSight(ピルサイト)?

GS1 ships an update every 4 months, and PillSight(ピルサイト) every 5 days. Most recently, GS1 was updated on October 26, 2026 and PillSight(ピルサイト) on October 24, 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.*