# notesDiary vs Simple Stopwatch

The clearest difference is review sentiment: notesDiary at 100% against Simple Stopwatch's 0%. notesDiary also leads on price (Free vs $1.99) and update cadence (fortnightly vs every 5 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

notesDiary is free to download; Simple Stopwatch costs $1.99 up front. notesDiary sells 2 in-app purchases, starting at $6.99 per month and Simple Stopwatch sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

notesDiary ships an update fortnightly, Simple Stopwatch every 5 months. The most recent releases landed on September 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | notesDiary | Simple Stopwatch |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/notesdiary/id6474940011/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Subscription | **Paid** |
| Size | 13 MB | 33 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fox.ai Limited](https://appshunter.io/developer/1703764034) | [Seiya.k](https://appshunter.io/developer/383021944) |

## What reviewers say

### notesDiary

[App page](https://appshunter.io/ios/app/notesdiary/id6474940011)

A private digital diary app that functions like a Twitter feed for your thoughts. It features an AI writing assistant for polished entries and offers customization options. Track personal growth with smart analytics and access your entries securely anytime, anywhere.

**Highlights:** Twitter-style private diary entries, AI writing assistant for revisions, Lock and encryption for security, Customizable themes, fonts, and colors, Intuitive timeline and search, Smart analytics for personal growth, Cross-device access

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $6.99 | per month |
| 6-Month Subscription | $24.99 | per 6 months |


### Simple Stopwatch

[App page](https://appshunter.io/ios/app/simple-stopwatch-time-track/id6752371728)

Precisely track multiple activities with automatic session recording and one-tap smart tags. Organize workouts, study, and tasks to instantly visualize your productivity patterns. Offers 39 language support and a distraction-free interface.

**Highlights:** Precision timing (0.1 seconds), Automatic session saving, Smart activity tags, Automatic date grouping, 39 language support, Light/Dark/System themes, On-device privacy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is notesDiary free?

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

### Is Simple Stopwatch free?

Simple Stopwatch costs $1.99, and also offers in-app purchases.

### Do notesDiary or Simple Stopwatch have ads?

Neither notesDiary nor Simple Stopwatch shows ads.

### Which is updated more often, notesDiary or Simple Stopwatch?

notesDiary ships an update fortnightly, and Simple Stopwatch every 5 months. Most recently, notesDiary was updated on September 13, 2026 and Simple Stopwatch on September 18, 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.*