# ZenTerm vs ShiftWake

The clearest difference is in-app purchases: ZenTerm at none against ShiftWake's 2. ZenTerm also leads on device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price, update cadence and ads there is nothing between them.

Both are free to download. ShiftWake sells 2 in-app purchases, starting at $0.99 per month. ZenTerm asks for nothing beyond the download.

ZenTerm ships an update every 9 days, ShiftWake every 5 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ZenTerm | ShiftWake |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 5 days** |
| Size | 50 MB | 12 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Nakano](https://appshunter.io/developer/1886708687) | [Wataru Ishibashi](https://appshunter.io/developer/6781950136) |

## What reviewers say

### ZenTerm

[App page](https://appshunter.io/ios/app/zenterm/id6760935103)

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

**In-app purchases:** none


### ShiftWake

[App page](https://appshunter.io/ios/app/shiftwake-night-shift-alarm/id6785128543)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShiftWake Pro (Monthly) | $0.99 | per month |
| ShiftWake Pro (Lifetime) | $9.99 | one-time |


## Frequently asked questions

### Is ZenTerm free?

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

### Is ShiftWake free?

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

### Do ZenTerm or ShiftWake have ads?

Neither ZenTerm nor ShiftWake shows ads.

### Which is updated more often, ZenTerm or ShiftWake?

ZenTerm ships an update every 9 days, and ShiftWake every 5 days. Most recently, ZenTerm was updated on October 5, 2026 and ShiftWake 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.*