# SIEKG vs p.TNKJSC

SIEKG and p.TNKJSC are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

SIEKG ships an update every 4 months, p.TNKJSC every 5 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SIEKG | p.TNKJSC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Size | 41 MB | 41 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sun Island Education Foundation Limited](https://appshunter.io/developer/1452183529) | [School Team Technology Limited](https://appshunter.io/developer/853926385) |

## What reviewers say

### SIEKG

[App page](https://appshunter.io/ios/app/siekg/id1452183530)

**Features:** macOS Compatibility

**In-app purchases:** none


### p.TNKJSC

[App page](https://appshunter.io/ios/app/ptnkjsc/id1632867842)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIEKG free?

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

### Is p.TNKJSC free?

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

### Do SIEKG or p.TNKJSC have ads?

Neither SIEKG nor p.TNKJSC shows ads.

### Which is updated more often, SIEKG or p.TNKJSC?

SIEKG ships an update every 4 months, and p.TNKJSC every 5 months. Most recently, SIEKG was updated on October 26, 2026 and p.TNKJSC on October 27, 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.*