# DaySync vs ZmanUp

The clearest difference is in-app purchases: ZmanUp at none against DaySync's 7. ZmanUp also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). DaySync's advantage is update cadence (every 2 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. DaySync sells 7 in-app purchases, starting at $12.00 per month. ZmanUp asks for nothing beyond the download.

DaySync ships an update every 2 weeks, ZmanUp every 2 months. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | DaySync | ZmanUp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 49 MB | 54 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DaySync LLC](https://appshunter.io/developer/6798659538) | [Michael Melezhyk](https://appshunter.io/developer/1794300972) |

## What reviewers say

### DaySync

[App page](https://appshunter.io/ios/app/daysync-salon-booking/id6473828297)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $12.00 | per month |
| DaySync Business | $25.00 | per month |
| Pro Yearly | $119.00 | per year |
| DaySync Business (yearly) | $250.00 | per year |
| 100 Message Credits | $5.00 | one-time |
| 500 Message Credits | $22.00 | one-time |
| 1,000 Message Credits | $40.00 | one-time |


### ZmanUp

[App page](https://appshunter.io/ios/app/zmanup/id6741470062)

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

**In-app purchases:** none


## Frequently asked questions

### Is DaySync free?

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

### Is ZmanUp free?

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

### Do DaySync or ZmanUp have ads?

Neither DaySync nor ZmanUp shows ads.

### Which is updated more often, DaySync or ZmanUp?

DaySync ships an update every 2 weeks, and ZmanUp every 2 months. Most recently, DaySync was updated on October 26, 2026 and ZmanUp 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.*