# SahlOne vs Bluppy

The clearest difference is in-app purchases: SahlOne at none against Bluppy's 2. SahlOne also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Bluppy sells 2 in-app purchases, starting at $4.99 per month. SahlOne asks for nothing beyond the download.

SahlOne ships an update every 9 days, Bluppy fortnightly. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SahlOne | Bluppy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/bluppy/id6760796761/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | — | Freemium |
| Size | 80 MB | 101 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elbedri LTD](https://appshunter.io/developer/1556243708) | [Nazm Cimen](https://appshunter.io/developer/1886290286) |

## What reviewers say

### SahlOne

[App page](https://appshunter.io/ios/app/sahlone/id6749898552)

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

**In-app purchases:** none


### Bluppy

[App page](https://appshunter.io/ios/app/bluppy/id6760796761)

Learn English by reading classic literature and personalized stories adapted to your skill level. Understand words in context and track your vocabulary progress. Read anytime, anywhere, even offline.

**Highlights:** Level-appropriate reading content, Learn words in context, Personalized story creation, Word tracking and review, Classic book library, Offline dictionary access

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lingzy Premium Monthly | $4.99 | per month |
| Lingzy Premium Yearly | $35.99 | per year |


## Frequently asked questions

### Is SahlOne free?

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

### Is Bluppy free?

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

### Do SahlOne or Bluppy have ads?

Neither SahlOne nor Bluppy shows ads.

### Which is updated more often, SahlOne or Bluppy?

SahlOne ships an update every 9 days, and Bluppy fortnightly. Most recently, SahlOne was updated on October 3, 2026 and Bluppy on October 11, 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.*