Comparison

Astro Sky Calendar vs Little Planner

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

Head to head
About

Astro Sky Calendar

Features
Read full description

Astro Sky Calendar seamlessly integrates standard calendar planning with real-time astronomical sky events in one simple, elegant experience. Track your important dates, organize tasks, and monitor the actual movements of the night sky — from precise moon phases and meteor showers to visible constellations and planetary alignments. Whether you are an amateur astronomer planning your next stargazing session, or simply want to track real celestial events as part of your daily routine, AstroCal helps you stay perfectly coordinated with both your schedule and the universe. Designed for a clean and focused experience, AstroCal makes it easy to browse dates, manage personal events, and access key astronomical parameters at a glance. Features • Clean Calendar Utility: An intuitive, minimalist interface to manage your daily schedules and personal events. • Real-Time Astronomy Data: Track visible constellations, moon phases, solar/lunar eclipses, and upcoming celestial events. • Stargazing Planning: Stay informed about optimal night sky observation windows based on astronomical timing. • Streamlined Navigation: Smooth, fluid gesture support designed for quick daily and future planning. • Lightweight & Focused: A zero-bloat, highly responsive experience tailored for efficient everyday use. Astro Sky Calendar is built for individuals who want more than a basic calendar — a practical, functional tool to stay organized while keeping an eye on the wonders of the scientific universe above.

About

Little Planner

This app simplifies daily routines for children with visual schedules and animated icons. It helps them navigate mornings, bedtimes, and chores with a motivating egg companion that hatches animal friends upon completion. Designed with neurodivergent children in mind.

Highlights
  • Visual schedules for routines
  • Animated task icons
  • Motivational egg companion
  • Hatchable animal friends
  • Customizable morning/bedtime routines
  • Designed for neurodivergent children
Features
Read full description

Visual schedules made simple. Calmer mornings and evenings. Little Planner helps children see what comes next and move through daily routines one clear step at a time. Completing a routine hatches an animal friend, adding a little motivation to everyday tasks. Easily create routines with 2,000+ built-in task icons. Thoughtfully designed with children with ADHD, autism, and other neurodivergent needs in mind. From the creators of Little Timer, a visual timer with over 800,000 downloads on the App Store and loved by families and therapists worldwide. Customize visual morning, bedtime, school-day, and chore routines with animated icons. Your kids follow each routine on their own with an egg companion. When a routine is finished, the egg hatches an animal friend to add to their collection — with 24 animals to discover.

Screenshots

Astro Sky Calendar4 screens
Little Planner4 screens

Verdict

The call

The clearest difference is in-app purchases: Astro Sky Calendar at none against Little Planner's 1. Astro Sky Calendar also leads on update cadence (every 5 days vs every 2 weeks). On price, ads, 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. Little Planner sells 1 one-off in-app purchase. Astro Sky Calendar asks for nothing beyond the download.

UpkeepUpdate frequency

Astro Sky Calendar ships an update every 5 days, Little Planner every 2 weeks. Both last shipped on October 31, 2026.

Scorecard2 real differences · 8 level
Astro Sky Calendar versus Little Planner: the parameters behind the verdict, then further details
ParameterAstro Sky CalendarLittle Planner
PriceFreeFree
Rating—4.9 (14 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—14 — better
Update frequencyEvery 5 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15 — better15.6
Further details — not scored
Size19 MB186 MB
Age rating4+4+
Developer明杰 曾Little Labs LLC

In-app purchases

None

Astro Sky Calendar

No in-app purchases

1 purchases

Little Planner

One-time1
  • Premium — All Animals & Stories$9.99

Questions

Is Astro Sky Calendar free?
Astro Sky Calendar is free to download, with no in-app purchases.
Is Little Planner free?
Little Planner is free to download, with in-app purchases available.
Do Astro Sky Calendar or Little Planner have ads?
Neither Astro Sky Calendar nor Little Planner shows ads.
Which is updated more often, Astro Sky Calendar or Little Planner?
Astro Sky Calendar ships an update every 5 days, and Little Planner every 2 weeks. Most recently, Astro Sky Calendar was updated on October 31, 2026 and Little Planner on October 31, 2026.

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