# The Confidence App vs OneLine

The clearest difference is in-app purchases: The Confidence App at none against OneLine's 1. OneLine's advantage is update cadence (every 10 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OneLine sells 1 one-off in-app purchase. The Confidence App asks for nothing beyond the download.

The Confidence App ships an update monthly, OneLine every 10 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | The Confidence App | OneLine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/oneline-daily-diary/id6760251447/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | — | Freemium |
| Size | 57 MB | 3 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Epiphyte LLC](https://appshunter.io/developer/1698845652) | [Kevin Merz](https://appshunter.io/developer/1642543757) |

## What reviewers say

### The Confidence App

[App page](https://appshunter.io/ios/app/the-confidence-app/id6758557320)

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

**In-app purchases:** none


### OneLine

[App page](https://appshunter.io/ios/app/oneline-daily-diary/id6760251447)

Capture your day in a single sentence with this simple journaling app. It allows you to track your mood, attach photos, and build writing streaks. Missed days can be filled in later, and your data is kept private on your device.

**Highlights:** One-line daily entries (up to 280 characters), Mood tracking with five expressive moods, Attach photos to entries, Fill in missed days later, Build writing streaks, Year in Review summary, Biometric app lock (Premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


## Frequently asked questions

### Is The Confidence App free?

The Confidence App is free to download, with no in-app purchases.

### Is OneLine free?

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

### Do The Confidence App or OneLine have ads?

Neither The Confidence App nor OneLine shows ads.

### Which is updated more often, The Confidence App or OneLine?

The Confidence App ships an update monthly, and OneLine every 10 days. Most recently, The Confidence App was updated on November 9, 2026 and OneLine on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*