# BTK Akademi vs Sultan Key

The clearest difference is in-app purchases: BTK Akademi at none against Sultan Key's 4. BTK Akademi also leads on iOS requirement (14.0 vs 17.6). Sultan Key's advantage is update cadence (every 11 days vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. Sultan Key sells 4 in-app purchases, starting at $4.99 per month. BTK Akademi asks for nothing beyond the download.

BTK Akademi ships an update every 11 months, Sultan Key every 11 days. The most recent releases landed on June 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | BTK Akademi | Sultan Key |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 28 MB | 30 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bilgi Teknolojileri ve Iletisim Kurumu](https://appshunter.io/developer/604797082) | [TOSTBANG TEKNOLOJI GIDA MAKINA LOJISTIK TURIZM DANISMANLIK VE SARJ ISTASYONLARI ANONIM SIRKETI](https://appshunter.io/developer/1668982688) |

## What reviewers say

### BTK Akademi

[App page](https://appshunter.io/ios/app/btk-akademi/id1495793302)

This platform offers hundreds of free online courses in various fields like software, systems, business, and personal development. It provides learning paths, notes, exams, and certificates to help users advance their careers. Users can also access events and connect with industry leaders.

**Highlights:** Hundreds of free online courses, Career development paths, Note-taking during lessons, Exams to measure knowledge, Participation certificates, Lifetime access to courses, Career guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### Sultan Key

[App page](https://appshunter.io/ios/app/sultan-key/id6474119812)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SultanKey Plus | $4.99 | per month |
| SultanKey Premium | $9.99 | per month |
| SultanKey Plus | $49.99 | per year |
| SultanKey Premium | $99.99 | per year |


## Frequently asked questions

### Is BTK Akademi free?

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

### Is Sultan Key free?

Sultan Key is free to download, with in-app purchases available.

### Do BTK Akademi or Sultan Key have ads?

Neither BTK Akademi nor Sultan Key shows ads.

### Which is updated more often, BTK Akademi or Sultan Key?

BTK Akademi ships an update every 11 months, and Sultan Key every 11 days. Most recently, BTK Akademi was updated on June 22, 2026 and Sultan Key on September 9, 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.*