# Rabbit Hole vs FactStack

The clearest difference is ads: Rabbit Hole at none against FactStack's shown. FactStack's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Rabbit Hole sells 2 in-app purchases, starting at $1.99 per month and FactStack sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Rabbit Hole ships an update monthly, FactStack every 5 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | Rabbit Hole | FactStack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 5 weeks |
| Size | 14 MB | 18 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [HBKL Labs LLC](https://appshunter.io/developer/1866673767) | [Tabish Hassan](https://appshunter.io/developer/1885918100) |

## What reviewers say

### Rabbit Hole

[App page](https://appshunter.io/ios/app/rabbit-hole-deep-dives/id6784109384)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Lifetime | $4.99 | one-time |


### FactStack

[App page](https://appshunter.io/ios/app/factstack-daily-facts/id6788760576)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FactStack Premium Monthly | $2.99 | per month |


## Frequently asked questions

### Is Rabbit Hole free?

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

### Is FactStack free?

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

### Do Rabbit Hole or FactStack have ads?

FactStack shows ads; Rabbit Hole does not.

### Which is updated more often, Rabbit Hole or FactStack?

Rabbit Hole ships an update monthly, and FactStack every 5 weeks. Most recently, Rabbit Hole was updated on October 28, 2026 and FactStack 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.*