# ArcSphere vs Leftover Note

The clearest difference is update cadence: ArcSphere at every 10 days against Leftover Note's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ArcSphere ships an update every 10 days, Leftover Note every 3 months. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ArcSphere | Leftover Note |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (105 ratings)](https://appshunter.io/ios/app/arcsphere-ai-browser/id6502280398/reviews)** | — |
| Number of ratings | **105** | — |
| Positive reviews | 86.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 months |
| Monetization | Free | — |
| Size | 40 MB | 10 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [ArcBlock, Inc.](https://appshunter.io/developer/1460083541) | [WOOSEOK LEE](https://appshunter.io/developer/1842131578) |

## What reviewers say

### ArcSphere

[App page](https://appshunter.io/ios/app/arcsphere-ai-browser/id6502280398)

This AI-powered browser transforms multiple open tabs into concise answers. It allows you to chat across pages, summarize content, draft text, and directly insert information without switching applications. Organize your browsing sessions into distinct "Spheres" to manage information more effectively.

**Highlights:** AI-powered tab summarization, Chat across multiple pages, Draft text and insert results, Organize tabs into Spheres, Ask questions across all tabs, Get single, clear answers

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Smooth and fast
- 🔒 Secure and private
- 💡 Innovative AI integration
- 🚀 Efficient browsing experience

**What reviewers complain about**

- 🐛 Lacking some basic features (open tabs, ad blocker, etc.)

**Reported bugs**

- Occasional crashes or freezes

**Requested features**

- Open tab functionality
- Ad and tracker blocker
- Cookie management options


### Leftover Note

[App page](https://appshunter.io/ios/app/leftover-note/id6753012969)

**In-app purchases:** none


## Frequently asked questions

### Is ArcSphere free?

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

### Is Leftover Note free?

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

### Do ArcSphere or Leftover Note have ads?

Neither ArcSphere nor Leftover Note shows ads.

### Which is updated more often, ArcSphere or Leftover Note?

ArcSphere ships an update every 10 days, and Leftover Note every 3 months. Most recently, ArcSphere was updated on November 4, 2026 and Leftover Note on October 25, 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.*