# Grammatikduellen vs Sanapsis+

The clearest difference is in-app purchases: Grammatikduellen at none against Sanapsis+'s 1. Grammatikduellen also leads on device support (3 vs 1) and iOS requirement (12.0 vs 15.0). Sanapsis+'s advantage is update cadence (every 6 weeks vs every 28 months). On price and ads there is nothing between them.

Grammatikduellen costs $1.99 and Sanapsis+ $1.99 up front. Sanapsis+ sells 1 one-off in-app purchase. Grammatikduellen asks for nothing beyond the download.

Grammatikduellen ships an update every 28 months, Sanapsis+ every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Grammatikduellen | Sanapsis+ |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 6 weeks** |
| Size | 16 MB | 49 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 12+ |
| Developer | [Jan Essig](https://appshunter.io/developer/446378172) | [Puheklinikka](https://appshunter.io/developer/562595111) |

## What reviewers say

### Grammatikduellen

[App page](https://appshunter.io/ios/app/grammatikduellen/id1004316133)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sanapsis+

[App page](https://appshunter.io/ios/app/sanapsis-plus/id1538368855)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Categories | $4.99 | one-time |


## Frequently asked questions

### Is Grammatikduellen free?

Grammatikduellen costs $1.99, with no in-app purchases.

### Is Sanapsis+ free?

Sanapsis+ costs $1.99, and also offers in-app purchases.

### Do Grammatikduellen or Sanapsis+ have ads?

Neither Grammatikduellen nor Sanapsis+ shows ads.

### Which is updated more often, Grammatikduellen or Sanapsis+?

Grammatikduellen ships an update every 28 months, and Sanapsis+ every 6 weeks. Most recently, Grammatikduellen was updated on October 24, 2026 and Sanapsis+ 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.*