# Write Night vs BatteryNest

The clearest difference is update cadence: BatteryNest at every 4 days against Write Night's every 3 weeks. BatteryNest also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Write Night sells 3 one-off in-app purchases and BatteryNest sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Write Night ships an update every 3 weeks, BatteryNest every 4 days. The most recent releases landed on September 11, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Write Night | BatteryNest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 388 MB | 60 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Reoto Ando](https://appshunter.io/developer/1885438690) | [shunta nakamura](https://appshunter.io/developer/1876115931) |

## What reviewers say

### Write Night

[App page](https://appshunter.io/ios/app/write-night/id6760635119)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 小さな星 | $0.49 | one-time |
| 中くらいの星 | $2.99 | one-time |
| 大きな星 | $5.99 | one-time |


### BatteryNest

[App page](https://appshunter.io/ios/app/batterynest/id6767813207)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BatteryNest Pro (Monthly) | $1.99 | per month |
| BatteryNest Pro (Annual) | $11.99 | per year |
| Ticket ×1 | $0.49 | one-time |
| Ticket ×5 | $1.99 | one-time |
| Ticket ×12 | $4.99 | one-time |


## Frequently asked questions

### Is Write Night free?

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

### Is BatteryNest free?

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

### Do Write Night or BatteryNest have ads?

Neither Write Night nor BatteryNest shows ads.

### Which is updated more often, Write Night or BatteryNest?

Write Night ships an update every 3 weeks, and BatteryNest every 4 days. Most recently, Write Night was updated on September 11, 2026 and BatteryNest on September 6, 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.*