Comparison

Time Capsule vs 时光胶囊Plus

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

Head to head
About

Time Capsule

Preserve your memories and messages for the future. Write letters to be delivered on a chosen date, or keep a daily journal with photos and moods. Earn badges for your time-traveling journey.

Highlights
  • Write future letters via email
  • Include photos with messages
  • Daily journaling with mood tracking
  • Calendar view with photos and weather
  • Collectible time badges
  • Customizable themes and fonts
  • Printed keepsake letter option
Features
Read full description

A time capsule for your words — write a letter today and it arrives on the future day you choose. Or keep a diary: every day goes into your time bottle. FEATURED * Picked for the Alipay Apple Zone ¥1 premium recommendation * Featured on AppSo's AppWall * "Today's Most Beautiful" pick by Zuimei Yingyong WRITE TO THE FUTURE [Electronic letters] Write now, and it arrives by email on the future day you choose. [Letters with photos] Seal a photo together with your words — open it years later and the memory comes back. [Three-line love notes] Three words are enough to say I love you — with a photo attached. [Paper letters] Turn your letter into a printed keepsake on custom stationery, bound in a Time Capsule envelope and mailed just before the delivery date. DIARY · TIME BOTTLE [Four doors] Journal, Capsules, Mailbox and Write — every part of life has its own place. [Ten ways to look] Notebook, list, timeline, calendar, photos, mood, notes, flip, look-back and topics. [Calendar] Browse month by month — photos, moods and weather sit right in the date cells. [Time bottle] Keep every day in the bottle and revisit "on this day" whenever you like. TIME BADGES 30 badges across 6 series — records, letters, waiting, reunions, companionship. Turn time into something you can collect. MAKE IT YOURS * 10 themes and multiple fonts; choose your capsule's look * Home-screen widgets, Face ID lock, iCloud sync * Built for iPad, localized in 简体中文, 繁體中文, English, 日本語 and 한국어 BEFORE YOU SEND I. Can't find your letter? Please check your spam folder first. II. Mailboxes with strict anti-spam rules may reject the message entirely — apologies for the inconvenience. III. A letter cannot be scheduled for the same day, so no meaningless mail goes out instantly. IV. The recipient address matters — please don't get it wrong. AUTO-RENEWING MEMBERSHIP — Subscription period: monthly or yearly (auto-renewable). — Price: the monthly and yearly plans renew automatically; the price for your storefront is shown in the App Store before you confirm the purchase. — Payment: charged to your Apple ID account after you confirm the purchase. — Manage your subscription or turn off auto-renewal anytime in your account settings. — To cancel: disable auto-renewal in iTunes / Apple ID settings at least 24 hours before the current period ends. — Renewal: the account is charged within 24 hours before the period ends, and the subscription is extended by one period. — Privacy policy: https://www.northcity.top/timepill-privacy/ — Membership terms of service: https://www.northcity.top/timepill-terms/ Terms of Use (EULA): https://www.northcity.top/timepill-terms/ Time is the only cure. Past, present and everything after. Time Capsule is a journey through time — it carries your hopes, your dreams and your regrets, and walks with you. Feelings fade. Words stay. Everything starts from here — a familiar summer, a familiar classroom, a familiar afternoon light. Look, I'm back. And where are you?

About

时光胶囊Plus

Features
Read full description

一项长期运营的行为艺术。 关心你我这样的普通人,愿在未来漫长岁月里提供温暖。 A long-running project of performance art. Care about frail reeds throughout the ages to come.

Screenshots

Time Capsule4 screens
时光胶囊Plus4 screens

Verdict

The call

The clearest difference is ads: 时光胶囊Plus at none against Time Capsule's shown. 时光胶囊Plus also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, 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. Time Capsule sells 10 in-app purchases, starting at $0.99 per month and 时光胶囊Plus sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Time Capsule ships an update every 6 weeks, 时光胶囊Plus monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
Time Capsule versus 时光胶囊Plus: the parameters behind the verdict, then further details
ParameterTime Capsule时光胶囊Plus
PriceFreeFree
Rating4.3 (7 ratings) — better—
Positive reviews79.2% of reviews—
Number of ratings7 — better—
Update frequencyEvery 6 weeksMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size134 MB32 MB
Age rating4+9+
Developer希 陈Shanghai Shifang Mdt InfoTech Ltd.

In-app purchases

10 purchases

Time Capsule

Subscriptions2
  • 时间胶囊-月度超级会员服务$0.991 Month
  • 时间胶囊-年度超级会员3 Days trial$2.991 Year
One-time8
  • 获取不限字数的信纸$0.99
  • 给未来寄一封带照片的信$0.99
  • 给你的Ta寄一封三行情书$0.99
Show 5 more
  • 时间胶囊-永久去广告$0.99
  • 纸短情长-纸质信纸普通版$4.99
  • 时间胶囊超级会员$5.99
  • 纸短情长-纸质信纸升级版$9.99
  • 纸短情长-纸质信纸尊享版$19.99
4 purchases

时光胶囊Plus

One-time4
  • time capsule x 6$0.99
  • time capsule x 18$2.99
  • time capsule x 64$7.99
Show 1 more
  • time capsule x 660$89.99

Questions

Is Time Capsule free?
Time Capsule is free to download, with in-app purchases available.
Is 时光胶囊Plus free?
时光胶囊Plus is free to download, with in-app purchases available.
Do Time Capsule or 时光胶囊Plus have ads?
Time Capsule shows ads; 时光胶囊Plus does not.
Which is updated more often, Time Capsule or 时光胶囊Plus?
Time Capsule ships an update every 6 weeks, and 时光胶囊Plus monthly. Most recently, Time Capsule was updated on November 6, 2026 and 时光胶囊Plus on November 3, 2026.

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