Comparison

ObSort vs Stellar Flow

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

Head to head
About

ObSort

Features
Read full description

Extract subjects from photos and sort them by color or size. ObSort: Organize your digital world with ease! Effortlessly lift subjects from any photo, sort them by color or size, and arrange them into stunning new compositions. Discover the joy of perfectly ordered collections, then save and share your unique creations. Unlock advanced features for an even more powerful sorting experience. Privacy Policy: https://sites.google.com/view/privacy-policy-lo-cam Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Stellar Flow

Transform focus sessions into an interstellar adventure. Earn resources, upgrade your starship, and explore a vast galaxy as you complete work, study, or meditation missions. Track your progress with detailed statistics and enjoy immersive soundscapes.

Highlights
  • Gamified focus sessions
  • Galaxy exploration map
  • Ship upgrading and customization
  • Immersive ambient soundscapes
  • Progress tracking and statistics
  • Live Activities support
Features
Read full description

Deep focus in deep space. With Stellar Flow, every focus session becomes an interstellar voyage to distant planets, where you'll collect resources, upgrade your ship, and chart your path through an infinite universe. EXPLORE THE GALAXY Pilot your personal starship through star systems, from the familiar Sol to distant uncharted systems. The further you travel, the greater the treasures you'll discover. Select your destination on the stunning 3D galaxy map and set your course. FOCUS SESSIONS THAT REWARD YOU Choose your mission type—Focus, Work, Meditate, Read, or Exercise—and set your journey duration. As you focus, watch your ship soar through the cosmos in a mesmerizing cockpit view. Complete your journey to land on your destination planet and collect your reward. BUILD YOUR STARSHIP Earn Credits from your voyages. Improve your ship. Every focus session brings you closer to your next upgrade. IMMERSIVE SOUNDSCAPES Let ambient space music carry you through your focus sessions. Handcrafted soundscapes designed for deep concentration—the perfect companion for work, study, or meditation. Toggle music on or off to match your preference. CAPTAIN'S LOG Track your progress with beautiful statistics and a calendar view. Monitor your focus streaks, total journey time, and completed missions. Review your journey history and celebrate how far you've traveled. DELIGHTFUL DETAILS Live Activities — See your timer on your Lock Screen and Dynamic Island Name Your Ship — Make it truly yours with a custom name Background Audio — Music continues even when your screen is locked WHY STELLAR FLOW? Ordinary timers tick. Stellar Flow transports. We built the focus app we wished existed—one that makes productivity feel like play. Where completing a 25-minute work session doesn't just feel good, it feels like landing on Mars. Where building focus habits isn't a chore, it's an adventure. Whether you're studying for exams, working through a project, or building a meditation practice, Stellar Flow turns the grind into a space journey. Ready to launch? Your ship is waiting. Your galaxy is calling. Download Stellar Flow and begin your journey today.

Screenshots

ObSort3 screens
Stellar Flow4 screens

Verdict

The call

The clearest difference is in-app purchases: Stellar Flow at none against ObSort's 2. ObSort's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement 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. ObSort sells 2 in-app purchases, starting at $1.99 per month. Stellar Flow asks for nothing beyond the download.

UpkeepUpdate frequency

ObSort ships an update every 4 days, Stellar Flow every 3 days. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
ObSort versus Stellar Flow: the parameters behind the verdict, then further details
ParameterObSortStellar Flow
PriceFreeFree
Rating—5.0 (4 ratings) — better
Number of ratings—4 — better
Update frequencyEvery 4 daysEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
Monetization—Ad-supported
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.6 — better18.0
Further details — not scored
Size3 MB45 MB
Age rating4+4+
DeveloperHanquan LiangAlexander Heemann

In-app purchases

2 purchases

ObSort

Subscriptions1
  • ObSort Pro Monthly$1.991 Month
One-time1
  • ObSort Pro Lifetime$4.99
None

Stellar Flow

No in-app purchases

Questions

Is ObSort free?
ObSort is free to download, with in-app purchases available.
Is Stellar Flow free?
Stellar Flow is free to download, with no in-app purchases.
Do ObSort or Stellar Flow have ads?
Stellar Flow shows ads; ObSort does not.
Which is updated more often, ObSort or Stellar Flow?
ObSort ships an update every 4 days, and Stellar Flow every 3 days. Most recently, ObSort was updated on November 12, 2026 and Stellar Flow on October 31, 2026.

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