# Sumward vs Skyline Tap

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

Both are free to download. Sumward sells 3 in-app purchases, starting at $2.99 per month. Skyline Tap asks for nothing beyond the download.

Sumward ships an update every 3 weeks, Skyline Tap every 2 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | Sumward | Skyline Tap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 137 MB | 3 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [StackForge Studios](https://appshunter.io/developer/1896315914) | [Curastone CORP.](https://appshunter.io/developer/1609919101) |

## What reviewers say

### Sumward

[App page](https://appshunter.io/ios/app/sumward-number-deckbuilder/id6779819435)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StackForge Play Pass Monthly | $2.99 | per month |
| StackForge Play Pass Annual | $14.99 | per year |
| Sumward Full Game Unlock | $4.99 | one-time |


### Skyline Tap

[App page](https://appshunter.io/ios/app/skyline-tap/id6817655804)

**In-app purchases:** none


## Frequently asked questions

### Is Sumward free?

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

### Is Skyline Tap free?

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

### Do Sumward or Skyline Tap have ads?

Neither Sumward nor Skyline Tap shows ads.

### Which is updated more often, Sumward or Skyline Tap?

Sumward ships an update every 3 weeks, and Skyline Tap every 2 days. Most recently, Sumward was updated on October 29, 2026 and Skyline Tap on October 29, 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.*