Comparison

Sundown vs KinTerm

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

Head to head
About

Sundown

Plan your daily activities and events around natural daylight cycles. Set alarms and reminders linked to sunrise and sunset times, perfect for outdoor activities, photography, or daily routines. Get accurate solar timings for thousands of locations worldwide.

Highlights
  • Sunrise/sunset time alerts
  • Event scheduling linked to solar cycles
  • Customizable timeline
  • Future date planning
  • Data for 57,000+ locations
  • Offline functionality
  • Yearly summary charts
Read full description

Sundown helps you plan your day in harmony with the sun. Whether you’re timing a sunset walk or organizing daily routines around natural light, Sundown makes scheduling effortless by linking your events to the sun’s daily cycle at your location. No more guesswork or mental arithmetic – just simple, intuitive planning aligned with the rhythm of the sun! • Set up an alarm clock linked to the local sunrise time. • Plan your runs, hikes, or walks to finish just before sunset. • Capture the perfect photo during the “golden hour” before sunset. • Set reminders for evening routines, like closing the garage door after dark. • Sync work tasks or outdoor projects with daylight hours. • Plan your mealtimes or sleep cycles around the sun. • Schedule stargazing activities based on astronomical twilight hours. • Never forget to walk the dog before dark – Sundown keeps you on track! Key features: • Get accurate times for sunrise, sunset, dawn, dusk, solar noon, and solar midnight, as well as nautical and astronomical variants. • Set recurring events tied to solar movements with just a few taps. • Customize your timeline to show only the events that matter to you. • Plan ahead by viewing your scheduled event times for future dates. • Data available for 57,000 locations around the world. • Or get precise timings for your exact location. • View summary charts and statistics for the entire year. • Track the sun’s path across the horizon in a beautifully crafted app. • Works anywhere – no internet connection required. • No ads. No tracking. Your data stays completely private. Sundown Gold (one-time purchase): • Get timely alerts for your scheduled events, so you’ll never miss a moment. • Add the widget to your home/lock screen to track upcoming events without even opening the app. • Personalize the app and widget by changing the theme color to suit your mood or style. • Keep track of events with countdown timers visible on your lock screen and Apple Watch. • Set up multiple favorite locations. ---------------- By downloading Sundown, you agree to: • Apple’s standard end user license agreement (EULA), available at: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Sundown’s privacy policy, available at: https://sundown.recursive.ink/privacy

About

KinTerm

Features
Read full description

Going home for the holidays, a wedding banquet, a family gathering — and you can't remember what to call that relative. KinTerm starts from you. Tap through Father, Mother, Older Sister, Cousin... and it shows the correct Chinese kinship term right away. It also keeps your family tree, birthdays and anniversaries, a Chinese almanac, greetings and a red envelope log in one place. ■ Free • Kinship term calculator Up to five levels of relatives, with the terms commonly used in Taiwan. Reverse lookup: who is "granduncle's granddaughter"? It works that out too. Shows the legal degree of kinship (Taiwan Civil Code, Article 968). • Family tree (up to 5 people) Add family members and see the relationship chart. Add a profile photo or mark someone as deceased. • Days Birthdays, wedding anniversaries and your own occasions together, with the next 30 days at a glance. • Almanac Daily guidance, calendar, fortune and festival culture. • Greetings and red envelopes Copy a festival greeting in one tap. The red envelope log keeps what you gave and received separately (up to 5 records), with suggested amounts. • Family term chart See what to call everyone in your family in one picture, and share it. ■ Premium (one-time purchase, no subscription) • Unlimited family tree members and red envelope records, plus export as a table • Kinship terms for 7 regions: Taiwan, Mainland China, Hong Kong, Hokkien, Hakka, Singapore, Malaysia • 4 greeting tones, with your surname as the signature • Voice reading of kinship terms (uses your phone's built-in voices; available voices depend on the device) • Family tree PDF export • A photo album for each family member • Almanac extras: years 1900–2100, auspicious day search, monthly focus, baby naming and name matching, seasonal food, temple visits, daily fortune stick, dark theme, larger font, add to calendar • New Year cheat sheet: pick the relatives you'll see and get what to call them, last year's red envelopes and a greeting on one page; save it as an image or PDF • Family memoirs: record elders' stories and pair them with old photos from the album • Generation names: keep your family's generation poem and see each generation's name • Today's Almanac home screen widget • Backup and moving to a new phone: backup files and automatic iCloud sync, with your data and photos together ■ Your data • Your data is stored on your own phone. No sign-up, no account. • A copy goes to your own iCloud only when you turn on sync or share a backup file yourself. • No ads. • Permissions are requested only when needed: photos are chosen through the system photo picker, which hands over only the one you pick; notifications are requested when you turn on a reminder; calendar access when you tap add to calendar; the microphone only when you tap record in Family memoirs, and recordings stay on your phone. No camera, location or contacts. • The kinship calculator, family tree and almanac all work on the phone, without a network connection. ■ When it helps • Visiting family for the holidays → check what to call everyone before you walk in • Wedding gifts → log who came and how much they gave • Family group chat → pick a greeting and copy it • Introducing your partner → build the family tree first and explain who is who • An elder's birthday is coming → see it early in Days The full privacy policy is in the app under Settings → Privacy Policy. Languages: Traditional Chinese, Simplified Chinese, English, Japanese

Screenshots

Sundown4 screens
KinTerm4 screens

Verdict

The call

The clearest difference is update cadence: KinTerm at weekly against Sundown's every 4 weeks. KinTerm also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases 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. Sundown sells 1 one-off in-app purchase and KinTerm sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sundown ships an update every 4 weeks, KinTerm weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level
Sundown versus KinTerm: the parameters behind the verdict, then further details
ParameterSundownKinTerm
PriceFreeFree
Rating4.7 (9 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings9 — better—
Update frequencyEvery 4 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size32 MB40 MB
Age rating4+4+
DeveloperRecursive Ink LtdKUN WEI TU

In-app purchases

1 purchases

Sundown

One-time1
  • Sundown Gold$5.99
1 purchases

KinTerm

One-time1
  • KinTerm Premium$1.99

Questions

Is Sundown free?
Sundown is free to download, with in-app purchases available.
Is KinTerm free?
KinTerm is free to download, with in-app purchases available.
Do Sundown or KinTerm have ads?
Neither Sundown nor KinTerm shows ads.
Which is updated more often, Sundown or KinTerm?
Sundown ships an update every 4 weeks, and KinTerm weekly. Most recently, Sundown was updated on November 4, 2026 and KinTerm on November 5, 2026.

Other comparisons