# monolog vs NonZero

The clearest difference is in-app purchases: NonZero at none against monolog's 2. monolog's advantage is iOS requirement (15.6 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. monolog sells 2 in-app purchases, starting at $2.99 per month. NonZero asks for nothing beyond the download.

monolog ships an update weekly, NonZero every 5 days. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | monolog | NonZero |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 98 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TaeJin Kim](https://appshunter.io/developer/310880581) | [Lewis Lee](https://appshunter.io/developer/1878587705) |

## What reviewers say

### monolog

[App page](https://appshunter.io/ios/app/monolog-your-second-brain/id6751247984)

Capture thoughts effortlessly with AI-powered organization. This app lets you record ideas, notes, and more without the pressure of titling or categorizing, making retrieval quick and intuitive.

**Highlights:** Frictionless recording (text, photo, link, voice), AI-powered automatic tagging, Quick retrieval by tags and keywords, Local-first sync for offline use, Strong privacy for AI data, Records that prompt future action

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monolog PLUS - Monthly | $2.99 | per month |
| monolog PLUS - Yearly | $29.99 | per year |


### NonZero

[App page](https://appshunter.io/ios/app/nonzero/id6759438563)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is monolog free?

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

### Is NonZero free?

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

### Do monolog or NonZero have ads?

Neither monolog nor NonZero shows ads.

### Which is updated more often, monolog or NonZero?

monolog ships an update weekly, and NonZero every 5 days. Most recently, monolog was updated on September 25, 2026 and NonZero on September 17, 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.*