# Dayrec vs Datalyst

The clearest difference is in-app purchases: Datalyst at none against Dayrec's 1. Datalyst also leads on ads (none vs shown) and update cadence (monthly vs every 7 months). On price there is nothing between them.

Both are free to download. Dayrec sells 1 one-off in-app purchase. Datalyst asks for nothing beyond the download.

Dayrec ships an update every 7 months, Datalyst monthly. The most recent releases landed on November 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Dayrec | Datalyst |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Monthly** |
| Size | 8 MB | 2 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yutaka Kato](https://appshunter.io/developer/1674092270) | [Gustavo cesar Sola Barreto Marcelino](https://appshunter.io/developer/1875104005) |

## What reviewers say

### Dayrec

[App page](https://appshunter.io/ios/app/dayrec-daily-tracker/id6761325443)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### Datalyst

[App page](https://appshunter.io/ios/app/datalyst-symptom-tracker/id6773505371)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dayrec free?

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

### Is Datalyst free?

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

### Do Dayrec or Datalyst have ads?

Dayrec shows ads; Datalyst does not.

### Which is updated more often, Dayrec or Datalyst?

Dayrec ships an update every 7 months, and Datalyst monthly. Most recently, Dayrec was updated on November 9, 2026 and Datalyst 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.*