# Log vs SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録

The clearest difference is ads: Log at none against SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録's shown. Log also leads on update cadence (every 4 days vs every 11 days) and iOS requirement (13.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Log sells 1 one-off in-app purchase and SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 sells 8 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Log ships an update every 4 days, SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 every 11 days. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Log | SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 111 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [mika masuda](https://appshunter.io/developer/1885758479) | [Ryogo Owashi](https://appshunter.io/developer/1852190898) |

## What reviewers say

### Log

[App page](https://appshunter.io/ios/app/log-thought-log/id6760690075)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Log Pro | $5.99 | one-time |


### SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録

[App page](https://appshunter.io/ios/app/sideflow/id6801014804)

This app helps you focus by combining a timer with your favorite music from Apple Music or Spotify. It visually represents your focus sessions as collectible tickets and offers features to block distracting apps and track your progress over time.

**Highlights:** Focus timer with music integration (Apple Music/Spotify), App and website blocking during focus sessions, Focus sessions visualized as collectible tickets, Progress tracking and analytics (weekly, monthly, yearly), Customizable timer interface with rewards, Social features to connect with friends' focus progress

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SideFlow Premium | $2.99 | per month |
| SideFlow Premium | $17.99 | per year |
| SideFlow Premium | $22.99 | per year |
| SideFlow 120コイン | $0.99 | one-time |
| SideFlow 400コイン | $2.99 | one-time |
| SideFlow 900コイン | $5.99 | one-time |
| プレーヤーパーツ 3個 | $5.99 | one-time |
| SideFlow 2000コイン | $11.99 | one-time |


## Frequently asked questions

### Is Log free?

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

### Is SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 free?

SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 is free to download, with in-app purchases available.

### Do Log or SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 have ads?

SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 shows ads; Log does not.

### Which is updated more often, Log or SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録?

Log ships an update every 4 days, and SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 every 11 days. Most recently, Log was updated on November 5, 2026 and SideFlow｜集中タイマー・スマホ制限・勉強と仕事の記録 on November 8, 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.*