# SBF See Lehrer vs SBF Knoten

The clearest difference is review sentiment: SBF See Lehrer at 90% against SBF Knoten's 0%. SBF See Lehrer also leads on price (Free vs $3.99) and iOS requirement (14.0 vs 16). SBF Knoten's advantage is in-app purchases (none vs 3). On update cadence, ads and device support there is nothing between them.

SBF See Lehrer is free to download; SBF Knoten costs $3.99 up front. SBF See Lehrer sells 3 in-app purchases, starting at $1.99 per month. SBF Knoten asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SBF See Lehrer | SBF Knoten |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Positive reviews | **90.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 57 MB | 20 MB |
| Requires iOS | **14.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TuesdayCoding GmbH](https://appshunter.io/developer/1644378329) | [Ralf Goritz](https://appshunter.io/developer/418069908) |

## What reviewers say

### SBF See Lehrer

[App page](https://appshunter.io/ios/app/sbf-see-lehrer/id1176117891)

Prepare for your boating license exam with this comprehensive study tool. It offers all official questions, practice tests, and detailed explanations. Learn knot-tying with photo guides and practice under real exam conditions, all offline.

**Highlights:** Official questions and answers, Practice tests, Knot-tying photo guides, Exam simulation mode, Offline functionality, Progress statistics

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Monat - Alle Funktionen | $1.99 | per month |
| 1 Jahr - Alle Funktionen | $3.99 | per year |
| Dauerhaft - Alle Funktionen | $7.99 | one-time |


### SBF Knoten

[App page](https://appshunter.io/ios/app/sbf-knoten/id1277739976)

Learn and master essential knots for boating exams with step-by-step instructions and animations. Understand the usage, advantages, and disadvantages of each knot. Offline access available.

**Highlights:** Step-by-step knot tying instructions, Animated knot demonstrations, Knot usage and variant explanations, Covers SBF Binnen and SBF See knots, Offline functionality, Includes 10 essential knots

**In-app purchases:** none


## Frequently asked questions

### Is SBF See Lehrer free?

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

### Is SBF Knoten free?

SBF Knoten costs $3.99, with no in-app purchases.

### Do SBF See Lehrer or SBF Knoten have ads?

Neither SBF See Lehrer nor SBF Knoten shows ads.

### Which is updated more often, SBF See Lehrer or SBF Knoten?

SBF See Lehrer ships an update every 4 months, and SBF Knoten every 4 months. Most recently, SBF See Lehrer was updated on November 2, 2026 and SBF Knoten on November 3, 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.*