生辰 vs 给未来写封信
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
生辰
This app helps you understand your life's journey, from birth to potential end, and explore ways to extend it. It uses AI to analyze your health data and offers insights into how lifestyle changes can impact your lifespan.
- Explore life clock and expected lifespan
- Discover life extension possibilities
- Aggregate health data (sleep, exercise, HRV, etc.)
- AI-powered health analysis
- Track lifestyle impact on longevity
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这是一款关于生、死、心愿与延续的App。 小时候,我以为自己是不会老去的彼得·潘,却终究敌不过健康磨损,容颜老去。 时针转动,生命流逝,但每一次心跳都可以更加有力。 有时候,生命只是一连串的数字,多少年,多少月,多少小时,多少分钟。当你意识到这个时,往往陷入巨大的虚无感之中,惶恐不能自拔。 而现在,这些数字可以成为你重塑生命的坐标,指引你走向更健康、更长久的未来。 生辰 2.0 通过 AI 分析和科学判断,不仅预测生命的终点,更为你铺就延长生命的道路: - 探索你的生命时钟:了解当下的预期寿命,直面生命的有限与珍贵。 - 发现延寿的可能:看见改变健康习惯能为你带来多少额外的生命时光。 - 聚合健康数据:自动追踪睡眠、锻炼、压力(HRV)、经期、喝水等十余种健康数据 美国诗人纳·斯待尔在87岁那年写道: "如果我能够从头活过,我会试着犯更多的错。 我会放松一点,我会灵活一点。 我会爬更多的山,游更多的河,看更多的日落。" 因为了解生命的终点,才能更好地珍惜当下的每一刻。生辰2.0 探索健康的可能,让我们成为你健康旅程的长久伙伴。 【生辰 App 会员服务说明】 1.会员包含几种订购类型 订阅周期:1个月、3个月、12个月 2.首次订购后会通过iTunes账户直接支付;账户会在到期前24小时内扣费,扣费成功后自动顺延一个订阅周期 3.本服务由您自主选择是否续订,如需取消,请在订阅到期24小时前,在 AppleID 设置中取消 4.生辰App 会员协议 生辰App 会员服务协议:https://post.jellow.club/whatslife-payment/ 5.生辰App 软件协议与隐私政策 生辰 软件许可及服务协议:https://post.jellow.club/whatslife-agreement/ 生辰 隐私协议:https://post.jellow.club/whatslife-privacy/
给未来写封信
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"ToFuture" Internet letter brand trusted by millions of users. Pick a sunny weekend afternoon, lying on the couch. Write a letter to the future~ May you live the way you want and remain proud forever. - Photo letter Record memorable pictures, look at the old photos after many years, you will feel the passing of time. - Voice letter Not only the words, but also the words that you want to say personally to the future can be recorded. - Hall Randomly present public letters from users around the world. - Me You can view the history of all letters Honor produced by Muuzi Studio.
Screenshots
Verdict
The clearest difference is rating: 给未来写封信 at 4.8 against 生辰's 4.3. On price, review sentiment, ratings volume and update cadence 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
Both are free to download. 生辰 sells 7 in-app purchases, starting at $1.99 per month and 给未来写封信 sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
给未来写封信 holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 48 and 28 respectively. Written reviews point the same way: 76% of 生辰's written reviews are positive against 83% of 给未来写封信's.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.
| Parameter | 生辰 | 给未来写封信 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (48 ratings) | 4.8 (28 ratings) — better |
| Positive reviews | 75.7% of reviews | 82.6% of reviews — better |
| Number of ratings | 48 — better | 28 |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 218 MB | 122 MB |
| Age rating | 4+ | 17+ |
| Developer | Ningbo If Technology Co.,Ltd | 庆桐 马 |
Customer experience
生辰
给未来写封信
In-app purchases
生辰
- 月度会员$1.991 Month
- 生辰-季度会员$2.993 Months
- 生辰年度会员$9.991 Year
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- 生辰-季度会员$12.991 Year
- 生辰-年度会员7 Days trial$12.991 Year
- 永久会员$12.99
- 永久会员$14.99
给未来写封信
- 有声信件$0.99
- 照片信件$0.99
- 录音+照片信件$0.99
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- 普通信件+1$0.99
- Hope Card$0.99
- 标准版纸质信$5.99
- 礼盒版纸质信$9.99
- True Love Card$12.99









