# BlueBox vs RR4 Scheduler

The clearest difference is update cadence: BlueBox at monthly against RR4 Scheduler's every 4 months. RR4 Scheduler's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

BlueBox ships an update monthly, RR4 Scheduler every 4 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | BlueBox | RR4 Scheduler |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 2.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 97 MB | 55 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bluebits Technologies Inc.](https://appshunter.io/developer/1658666447) | [Christian Petropolis](https://appshunter.io/developer/1528452853) |

## What reviewers say

### BlueBox

[App page](https://appshunter.io/ios/app/bluebox/id1580163685)

Manage your package deliveries effortlessly with this smart locker app. Track incoming parcels, receive instant notifications, and unlock your locker compartment remotely. Enjoy secure, 24/7 access to your deliveries.

**Highlights:** Track completed and pending parcels, Unlock locker compartment remotely, Receive parcel arrival notifications, Search parcel data by phone or carrier, Choose email or SMS communication, Dark mode option

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

**In-app purchases:** none


### RR4 Scheduler

[App page](https://appshunter.io/ios/app/rr4-scheduler/id1664033101)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlueBox free?

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

### Is RR4 Scheduler free?

RR4 Scheduler is free to download, with no in-app purchases.

### Do BlueBox or RR4 Scheduler have ads?

Neither BlueBox nor RR4 Scheduler shows ads.

### Which is updated more often, BlueBox or RR4 Scheduler?

BlueBox ships an update monthly, and RR4 Scheduler every 4 months. Most recently, BlueBox was updated on October 8, 2026 and RR4 Scheduler on October 2, 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.*