# LTS Control vs Spool Programmer

The clearest difference is in-app purchases: Spool Programmer at none against LTS Control's 5. Spool Programmer also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LTS Control sells 5 one-off in-app purchases. Spool Programmer asks for nothing beyond the download.

LTS Control ships an update every 9 days, Spool Programmer every 5 days. The most recent releases landed on September 26, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | LTS Control | Spool Programmer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/spool-programmer/id6753324939/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | — | Free |
| Size | 9 MB | 3 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LTS Design](https://appshunter.io/developer/1797091935) | [Martin Bogomolni](https://appshunter.io/developer/1843504794) |

## What reviewers say

### LTS Control

[App page](https://appshunter.io/ios/app/lts-control/id6742149969)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Coffee | $0.99 | one-time |
| Two Coffees | $1.99 | one-time |
| Three Coffees | $2.99 | one-time |
| Four Coffees | $3.99 | one-time |
| Five Coffees | $4.99 | one-time |


### Spool Programmer

[App page](https://appshunter.io/ios/app/spool-programmer/id6753324939)

This app allows users to program RFID tags for 3D printing filament spools. It supports various filament types and spool sizes, offering features like reading existing tags, checking memory, and custom color selection. All processing is done on-device for privacy and security.

**Highlights:** Write filament data to NTAG215/216 tags, 18 pre-configured filament profiles, Read and verify existing tags, Check tag status and memory, Format tags for programming, Custom color selection, Support for various spool sizes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LTS Control free?

LTS Control is free to download, with in-app purchases available.

### Is Spool Programmer free?

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

### Do LTS Control or Spool Programmer have ads?

Neither LTS Control nor Spool Programmer shows ads.

### Which is updated more often, LTS Control or Spool Programmer?

LTS Control ships an update every 9 days, and Spool Programmer every 5 days. Most recently, LTS Control was updated on September 26, 2026 and Spool Programmer on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*