# SBF Theorie vs KelimeGo

The clearest difference is in-app purchases: KelimeGo at none against SBF Theorie's 15. KelimeGo also leads on update cadence (fortnightly vs every 6 weeks) and iOS requirement (16.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. SBF Theorie sells 15 one-off in-app purchases. KelimeGo asks for nothing beyond the download.

SBF Theorie ships an update every 6 weeks, KelimeGo fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | SBF Theorie | KelimeGo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 8 MB |
| Requires iOS | 18.6 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ralph Schoen](https://appshunter.io/developer/839483467) | [Ihsan Dincer](https://appshunter.io/developer/1871916852) |

## What reviewers say

### SBF Theorie

[App page](https://appshunter.io/ios/app/sbf-theorie/id910164690)

Prepare for your boating license exams with interactive learning modules and simulated tests. Master all official questions using a spaced repetition system and track your progress with detailed statistics. The app offers a comprehensive study experience for various boating and radio licenses.

**Highlights:** Leitner Box Score learning system, Learn questions by category or full catalog, Spaced repetition for long-term retention, Mark and practice specific questions, Simulate theory exams under real conditions, Review exam errors and add to custom catalog, Progress tracking with percentage indicators

**Features:** macOS Compatibility

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Level S | $4.99 | one-time |
| Support Level M | $6.99 | one-time |
| LRC Funk (Support Level S) | $8.99 | one-time |
| SBF Binnen Theorie (without ads) | $8.99 | one-time |
| SRC Funk (Support Level S) | $8.99 | one-time |
| SBF See (Support Level S) | $8.99 | one-time |
| UBI Funk (Support Level S) | $8.99 | one-time |
| Support Level L | $11.99 | one-time |
| SBF See (Support Level M) | $11.99 | one-time |
| LRC Funk (Support Level M) | $14.99 | one-time |
| SRC Funk (Support Level M) | $14.99 | one-time |
| UBI Funk (Support Level M) | $14.99 | one-time |
| Support Level XL | $17.99 | one-time |
| SBF See (Support Level L) | $17.99 | one-time |
| SBF See (Support Level XL) | $24.99 | one-time |


### KelimeGo

[App page](https://appshunter.io/ios/app/kelimego/id6762224726)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SBF Theorie free?

SBF Theorie is free to download, with in-app purchases available.

### Is KelimeGo free?

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

### Do SBF Theorie or KelimeGo have ads?

Both SBF Theorie and KelimeGo show ads.

### Which is updated more often, SBF Theorie or KelimeGo?

SBF Theorie ships an update every 6 weeks, and KelimeGo fortnightly. Most recently, SBF Theorie was updated on October 24, 2026 and KelimeGo on October 24, 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.*