# Nag Alarm AI vs Drift

The clearest difference is ads: Nag Alarm AI at none against Drift's shown. Nag Alarm AI also leads on update cadence (every 6 days vs every 6 weeks). Drift's advantage is iOS requirement (18.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Nag Alarm AI sells 4 in-app purchases, starting at $2.99 per month and Drift sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Nag Alarm AI ships an update every 6 days, Drift every 6 weeks. The most recent releases landed on September 5, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Nag Alarm AI | Drift |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 6 weeks |
| Size | 19 MB | 18 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YANG-CHE HSIAO](https://appshunter.io/developer/1837893449) | [Clarved Inc.](https://appshunter.io/developer/1889702767) |

## What reviewers say

### Nag Alarm AI

[App page](https://appshunter.io/ios/app/nag-alarm-ai/id6757525524)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $2.99 | per month |
| Premium Monthly | $6.99 | per month |
| Plus Annual | $29.90 | per year |
| Premium Annual | $69.90 | per year |


### Drift

[App page](https://appshunter.io/ios/app/drift-random-timer/id6775176261)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Sound (1) | $0.99 | one-time |
| Custom Sound (5-pack) | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Nag Alarm AI free?

Nag Alarm AI is free to download, with in-app purchases available.

### Is Drift free?

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

### Do Nag Alarm AI or Drift have ads?

Drift shows ads; Nag Alarm AI does not.

### Which is updated more often, Nag Alarm AI or Drift?

Nag Alarm AI ships an update every 6 days, and Drift every 6 weeks. Most recently, Nag Alarm AI was updated on September 5, 2026 and Drift on September 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.*