# GRI vs Calendar Workdays

The clearest difference is review sentiment: Calendar Workdays at 75% against GRI's 15%. GRI's advantage is ads (none vs shown) and update cadence (fortnightly vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

GRI ships an update fortnightly, Calendar Workdays every 6 weeks. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | GRI | Calendar Workdays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/gri/id1124826323/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 15.0% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 85 MB | 156 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [LLC "GRI"](https://appshunter.io/developer/1715674240) | [Nikita Nesporov](https://appshunter.io/developer/1573554305) |

## What reviewers say

### GRI

[App page](https://appshunter.io/ios/app/gri/id1124826323)

This mobile application helps companies manage standards, business processes, and personnel. It allows for operations like inventory, price changes, product placement, and customer gift issuance without needing a PC or cash register. It also includes a news feed, employee training, and sales performance tracking.

**Highlights:** Inventory management, Price adjustments, Product placement and storage tracking, Customer gift issuance, Online order and reservation processing, Employee training and testing, Sales performance tracking

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


### Calendar Workdays

[App page](https://appshunter.io/ios/app/calendar-workdays/id6475014070)

This app helps you visualize and compare work schedules on a calendar. Easily select or create custom schedules, see your workdays and weekends color-coded, and analyze overlapping days off for better planning.

**Highlights:** Select preset or custom work schedules, Visualize schedules on a color-coded calendar, Overlay and compare multiple work schedules, Analyze overlapping days off, Plan vacations and meetings efficiently

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GRI free?

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

### Is Calendar Workdays free?

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

### Do GRI or Calendar Workdays have ads?

Calendar Workdays shows ads; GRI does not.

### Which is updated more often, GRI or Calendar Workdays?

GRI ships an update fortnightly, and Calendar Workdays every 6 weeks. Most recently, GRI was updated on September 20, 2026 and Calendar Workdays on September 18, 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.*