# Sapling vs Flash Stack

The clearest difference is in-app purchases: Flash Stack at none against Sapling's 2. Flash Stack also leads on update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

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

Sapling ships an update every 3 weeks, Flash Stack every 3 days. The most recent releases landed on November 13, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Sapling | Flash Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 11 MB | 8 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NICHOLAS EDWARD CROSS](https://appshunter.io/developer/1888768918) | [Reuben Enterprises Ltd](https://appshunter.io/developer/1804593784) |

## What reviewers say

### Sapling

[App page](https://appshunter.io/ios/app/sapling-gcse-spanish/id6761302527)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sapling Grow Monthly | $4.99 | per month |
| Sapling Grow Annual | $29.99 | per year |


### Flash Stack

[App page](https://appshunter.io/ios/app/flash-stack-revision-cards/id6763527608)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sapling free?

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

### Is Flash Stack free?

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

### Do Sapling or Flash Stack have ads?

Neither Sapling nor Flash Stack shows ads.

### Which is updated more often, Sapling or Flash Stack?

Sapling ships an update every 3 weeks, and Flash Stack every 3 days. Most recently, Sapling was updated on November 13, 2026 and Flash Stack on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*