ArcSphere vs Leftover Note
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ArcSphere
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.
- 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
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ArcSphere is an AI Navigator that turns scattered tabs into clear answers. Chat across pages, summarize content, draft text, and insert results directly—no copying links, no switching apps. Organize tabs with Spheres, ask questions as you browse, and get one clear answer from all your tabs. Browse Smarter, Think Deeper.
Leftover Note
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You can check expiration dates of the leftover foods and receive reminder notifications before expiration.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | ArcSphere | Leftover Note |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (105 ratings) — better | — |
| Positive reviews | 86.2% of reviews | — |
| Number of ratings | 105 — better | — |
| Update frequency | Every 10 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 40 MB | 10 MB |
| Age rating | 17+ | 4+ |
| Developer | ArcBlock, Inc. | WOOSEOK LEE |
Bugs and requests
ArcSphere
Reported bugs
1 issue- Occasional crashes or freezes
Requested features
3 requests- Open tab functionality
- Ad and tracker blocker
- Cookie management options
Leftover Note
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ArcSphere
No in-app purchases
Leftover Note
No in-app purchases
