# Sandflow vs Synkro

The clearest difference is in-app purchases: Synkro at none against Sandflow's 5. Synkro also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sandflow sells 5 in-app purchases, starting at $3.99 per month. Synkro asks for nothing beyond the download.

Sandflow ships an update every 9 days, Synkro weekly. The most recent releases landed on November 14, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Sandflow | Synkro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (12 ratings)](https://appshunter.io/ios/app/sandflow-screen-time-control/id6452629146/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 70.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 95 MB | 25 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [MoneyCoach UG](https://appshunter.io/developer/1170891449) | [START.IT](https://appshunter.io/developer/1107920806) |

## What reviewers say

### Sandflow

[App page](https://appshunter.io/ios/app/sandflow-screen-time-control/id6452629146)

This app helps you monitor and limit your daily phone and app usage. It tracks time spent on specific applications and games, offering insights to foster healthier digital habits and improve productivity. Features include leaderboards and real-time usage widgets.

**Highlights:** App usage tracking, Screen time limits, Dynamic Island stopwatch integration, Leaderboards for app usage, Home Screen widgets, Usage insights and analytics

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $3.99 | per month |
| Premium Monthly Family | $8.99 | per month |
| Screen Time Realtime Plus | $13.99 | per year |
| Premium Yearly Family | $28.99 | per year |
| Lifetime Plus | $49.99 | one-time |


### Synkro

[App page](https://appshunter.io/ios/app/synkro-shared-list/id6748000079)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sandflow free?

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

### Is Synkro free?

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

### Do Sandflow or Synkro have ads?

Neither Sandflow nor Synkro shows ads.

### Which is updated more often, Sandflow or Synkro?

Sandflow ships an update every 9 days, and Synkro weekly. Most recently, Sandflow was updated on November 14, 2026 and Synkro on November 8, 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.*