# Sprale vs KarmiloFox

The clearest difference is in-app purchases: Sprale at none against KarmiloFox's 2. KarmiloFox's advantage is update cadence (every 2 weeks vs every 37 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. KarmiloFox sells 2 in-app purchases, starting at $2.99 per month. Sprale asks for nothing beyond the download.

Sprale ships an update every 37 months, KarmiloFox every 2 weeks. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Sprale | KarmiloFox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 18 MB | 411 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rajesh Ramachandrakurup](https://appshunter.io/developer/1487943645) | [Pyotr Kodzhebsh](https://appshunter.io/developer/6775534808) |

## What reviewers say

### Sprale

[App page](https://appshunter.io/ios/app/sprale/id1487943646)

Discover new words while reading articles and news. This app helps you track, define, and remember vocabulary you encounter, aiding in English language learning. It provides a history of your word lookups and their definitions to reinforce learning.

**Highlights:** Track mystery words from online articles, View definitions of looked-up words, History of word lookups, Reminders for forgotten words, Build English vocabulary, Experimental learning initiative

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

**In-app purchases:** none


### KarmiloFox

[App page](https://appshunter.io/ios/app/karmilofox-learn-words/id6775534806)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $14.99 | per year |


## Frequently asked questions

### Is Sprale free?

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

### Is KarmiloFox free?

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

### Do Sprale or KarmiloFox have ads?

Neither Sprale nor KarmiloFox shows ads.

### Which is updated more often, Sprale or KarmiloFox?

Sprale ships an update every 37 months, and KarmiloFox every 2 weeks. Most recently, Sprale was updated on October 24, 2026 and KarmiloFox on October 28, 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.*