# Instrumental Language vs SIEC Test Masters

The clearest difference is update cadence: SIEC Test Masters at every 2 months against Instrumental Language's every 6 months. 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.

Instrumental Language ships an update every 6 months, SIEC Test Masters every 2 months. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Instrumental Language | SIEC Test Masters |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 22 MB | 109 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lightning Programming LLC](https://appshunter.io/developer/1039892464) | [Downtown Engineers](https://appshunter.io/developer/1683063884) |

## What reviewers say

### Instrumental Language

[App page](https://appshunter.io/ios/app/instrumental-language/id1412550377)

**Features:** macOS Compatibility

**In-app purchases:** none


### SIEC Test Masters

[App page](https://appshunter.io/ios/app/siec-test-masters/id6737838635)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Instrumental Language free?

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

### Is SIEC Test Masters free?

SIEC Test Masters is free to download, with no in-app purchases.

### Do Instrumental Language or SIEC Test Masters have ads?

Neither Instrumental Language nor SIEC Test Masters shows ads.

### Which is updated more often, Instrumental Language or SIEC Test Masters?

Instrumental Language ships an update every 6 months, and SIEC Test Masters every 2 months. Most recently, Instrumental Language was updated on October 12, 2026 and SIEC Test Masters on October 25, 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.*