# Circle vs One

The clearest difference is price: One at Free against Circle's $14.99. One also leads on update cadence (weekly vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

One is free to download; Circle costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Circle ships an update every 3 weeks, One weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Circle | One |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/one-line-diet-memo/id6758232453/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free |
| Size | 16 MB | 71 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [怀国 胡](https://appshunter.io/developer/370391441) | [hyeonsik choi](https://appshunter.io/developer/1867702847) |

## What reviewers say

### Circle

[App page](https://appshunter.io/ios/app/circle-record-and-quantify/id1501780756)

**In-app purchases:** none


### One

[App page](https://appshunter.io/ios/app/one-line-diet-memo/id6758232453)

A simple food diary that lets you log meals without calorie counting or strict rules. Focuses on gentle habit building and provides summaries of your eating patterns over time. Recording is free and optional, with gentle reminders to help you stay on track.

**Highlights:** Log meals without calorie counting, No complex analysis or strict rules, Gentle habit building, Optional daily entries, Summaries and trend reports, PDF export

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

**In-app purchases:** none


## Frequently asked questions

### Is Circle free?

Circle costs $14.99, with no in-app purchases.

### Is One free?

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

### Do Circle or One have ads?

Neither Circle nor One shows ads.

### Which is updated more often, Circle or One?

Circle ships an update every 3 weeks, and One weekly. Most recently, Circle was updated on October 25, 2026 and One on October 24, 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.*