# Icicle vs Singularity Hub

The clearest difference is in-app purchases: Singularity Hub at none against Icicle's 2. Icicle's advantage is iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Icicle sells 2 in-app purchases, starting at $5.99 per month. Singularity Hub asks for nothing beyond the download.

Icicle ships an update monthly, Singularity Hub every 4 weeks. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Icicle | Singularity Hub |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | — | Free |
| Size | 69 MB | 48 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Anton Prozorov](https://appshunter.io/developer/1692164977) | [AGATON LIMITED](https://appshunter.io/developer/1602348451) |

## What reviewers say

### Icicle

[App page](https://appshunter.io/ios/app/icicle-english-words-learning/id6450179239)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month full access | $5.99 | per month |
| One year full access | $39.99 | per year |


### Singularity Hub

[App page](https://appshunter.io/ios/app/singularity-hub/id6479359462)

Enhance your English skills with personalized word study and spaced repetition. This app uses modern algorithms and interactive lessons to help you memorize vocabulary effectively and become a confident speaker.

**Highlights:** Personalized word study, Spaced repetition algorithm, Interactive lessons, Vocabulary expansion, Anytime access

**In-app purchases:** none


## Frequently asked questions

### Is Icicle free?

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

### Is Singularity Hub free?

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

### Do Icicle or Singularity Hub have ads?

Neither Icicle nor Singularity Hub shows ads.

### Which is updated more often, Icicle or Singularity Hub?

Icicle ships an update monthly, and Singularity Hub every 4 weeks. Most recently, Icicle was updated on October 12, 2026 and Singularity Hub on October 14, 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.*