Comparison

Sandflow vs Synkro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Sandflow

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
Read full description

Sandflow - Screen Time Control helps you control your app usage & develop healthier digital habits. Sandflow - Screen Time Control uses Shortcuts Automation to toggle a stopwatch on the Dynamic Island whenever you open one of your configured apps (TikTok, Twitter, Facebook, Instagram...) or any games (Clash of Clans, Marvel Snap, Genshin Impact). It works with all apps. LEADERBOARDS With Leaderboards powered by Game Center, you can now compare your times against their friends, family or with the rest of the world. The one with the least amount of time spent on social media wins the #1 place. INSIGHTS Learn more about your app usage, pickup times and other cool insights that will help you take back control of your time. Check how much time you've "wasted" on an app, how many times you have opened it and much time you've spent each time. EVEN MORE THINGS - Modern design with gorgeous icons and animations - Support for Light and Dark Modes - Check your usage of your apps in real time using the Home Screen interactive widgets BENEFITS: - Enhanced Self-Awareness: By tracking your app usage, you gain a clearer understanding of how you spend your time on your device, leading to better self-awareness and more intentional behavior. - Improved Productivity: Identifying time-wasting apps allows you to reclaim those minutes and redirect them toward more productive tasks or meaningful activities. - Digital Well-being: Developing healthy app usage habits promotes better overall well-being by reducing stress, anxiety, and the feeling of being constantly connected. - Better Time Management: With insights into your app usage patterns, you can allocate your time more efficiently and strike a balance between screen time and other aspects of life. - Mindful Technology Use: Tracking app usage encourages a more conscious and mindful approach to technology, where you use your devices with purpose rather than impulsively. - Family-Friendly Monitoring: Sandflow - Screen Time Control is also suitable for parents who want to monitor and manage their children's app usage in a supportive and responsible manner. PREMIUM: - Unlimited Apps: Add as many apps to track the real time usage as you want - Insights: Check how much time you've "wasted" on an app, how many times you have opened it and much time you've spent each time - Customization: Personalize the colors of different elements in the Dynamic Island and Live Activity - Custom App Icons: Change the app icon to fit your vibe and Home Screen --------- Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage your subscriptions in Account Settings after purchase. Any unused portion of a free trial period will be forfeited when the user purchases a subscription. Check our Terms - https://appscreentime.com/legal/terms-of-use EULA - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Synkro

Features
Read full description

Synkro is a modern, privacy-first app for sharing, discovering, and curating lists on any topic, movies, restaurants, books, and more. Synkro makes it effortless to create beautiful lists, collaborate in real time, and control your privacy. Key Features: - Create & Share Lists: Make lists on any topic, add items, cover images, and tags. Share them publicly or privately. - Discover & Follow: Find trending lists, follow other users, and get inspired by the community. - Collaboration: Edit lists together with friends in real time. - Social Features: Like, comment, save, and follow lists. Block unwanted users for a safe experience. - Personalized Activity Feed: Get notified when others interact with your lists or follow you. - Dark & Light Mode: Enjoy a cinematic dark theme or a clean light mode—switch anytime. - Privacy Controls: You decide who sees your lists and who can interact with you. Synkro is built for simplicity, collaboration, and privacy. Whether you’re organizing your favorite books, planning trips with friends, or discovering new restaurants, Synkro keeps your lists beautiful, organized, and secure. ** Screenshots generate with the help of https://hotpot.ai/ **

Screenshots

Sandflow4 screens
Synkro4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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

Scorecard2 real differences · 8 level
Sandflow versus Synkro: the parameters behind the verdict, then further details
ParameterSandflowSynkro
PriceFreeFree
Rating3.8 (12 ratings) — better—
Positive reviews70.6% of reviews—
Number of ratings12 — better—
Update frequencyEvery 9 daysWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size95 MB25 MB
Age rating4+17+
DeveloperMoneyCoach UGSTART.IT

In-app purchases

5 purchases

Sandflow

Subscriptions4
  • Plus Monthly$3.991 Month
  • Premium Monthly Family$8.991 Month
  • Screen Time Realtime Plus7 Days trial$13.991 Year
Show 1 more
  • Premium Yearly Family7 Days trial$28.991 Year
One-time1
  • Lifetime Plus$49.99
None

Synkro

No in-app purchases

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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