# 20 vs Soliday

The clearest difference is update cadence: 20 at every 2 days against Soliday's weekly. 20 also leads on device support (4 vs 2). Soliday's advantage is iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases there is nothing between them.

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

20 ships an update every 2 days, Soliday weekly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 20 | Soliday |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (27 ratings)](https://appshunter.io/ios/app/soliday/id6796922698/reviews)** |
| Number of ratings | — | **27** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Monetization | — | Free |
| Size | 15 MB | 35 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yan Yin Yu](https://appshunter.io/developer/6794815912) | [CHUN-YANG CHEN](https://appshunter.io/developer/6796922700) |

## What reviewers say

### 20

[App page](https://appshunter.io/ios/app/20-20-20-eyecare/id6794815910)

**Features:** Apple Watch app

**In-app purchases:** none


### Soliday

[App page](https://appshunter.io/ios/app/soliday/id6796922698)

This app simplifies strength training with a focus on one daily lift. It guides you through five reps, automatically adjusts weight, and tracks your progress, making it easy to get stronger without decision fatigue.

**Highlights:** One lift per day, Automatic weight progression, Five unilateral dumbbell movements, Progress chart and history, Flexible training plans, No account or ads

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

**In-app purchases:** none


## Frequently asked questions

### Is 20 free?

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

### Is Soliday free?

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

### Do 20 or Soliday have ads?

Neither 20 nor Soliday shows ads.

### Which is updated more often, 20 or Soliday?

20 ships an update every 2 days, and Soliday weekly. Most recently, 20 was updated on October 31, 2026 and Soliday on November 10, 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.*