# My Intelligent Mailbox vs SpoolFlux

The clearest difference is iOS requirement: My Intelligent Mailbox at 8.0 against SpoolFlux's 18.6. On price, review sentiment, update cadence and ads there is nothing between them.

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

My Intelligent Mailbox ships an update every 2 weeks, SpoolFlux weekly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | My Intelligent Mailbox | SpoolFlux |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/spoolflux/id6757957454/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 3 MB | 7 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kim Kake](https://appshunter.io/developer/1203572120) | [Reimar Metzen](https://appshunter.io/developer/1453724835) |

## What reviewers say

### My Intelligent Mailbox

[App page](https://appshunter.io/ios/app/my-intelligent-mailbox/id1176404896)

This app ensures you never miss a parcel delivery. Have your packages sent to a secure locker and receive instant notifications upon arrival.

**Highlights:** Parcel delivery to locker, Instant arrival notifications, Never miss a delivery, Secure parcel storage

**Features:** macOS Compatibility

**In-app purchases:** none


### SpoolFlux

[App page](https://appshunter.io/ios/app/spoolflux/id6757957454)

Manage NFC tags for 3D printer filament spools with support for various formats like OpenSpool and TigerTag. Features automatic color detection, temperature presets, and a comprehensive filament library. Integrates with the OpenFilament Database.

**Highlights:** Read/write multiple NFC tag formats, Automatic color detection via TD1 device, Customizable temperature presets, Extensive filament and material library, Support for multicolor filaments, Import from OpenFilament Database, Save, load, and export filament data

**In-app purchases:** none


## Frequently asked questions

### Is My Intelligent Mailbox free?

My Intelligent Mailbox is free to download, with no in-app purchases.

### Is SpoolFlux free?

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

### Do My Intelligent Mailbox or SpoolFlux have ads?

Neither My Intelligent Mailbox nor SpoolFlux shows ads.

### Which is updated more often, My Intelligent Mailbox or SpoolFlux?

My Intelligent Mailbox ships an update every 2 weeks, and SpoolFlux weekly. Most recently, My Intelligent Mailbox was updated on November 2, 2026 and SpoolFlux on November 5, 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.*