Comparison

每日一毒 vs CryptoDuck

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

Head to head
About

每日一毒

Features
Read full description

每天毒一毒, 健康又幸福! 【付费服务说明】 本程序完全免费, 付款仅代表您对我的支持与喜爱, 软件功能上并无任何差别! 1、订阅服务:仅代表对开发者的支持,不付费也没有任何功能限制。 2、订阅价格:以APP显示信息为准。 3、付款:订阅可由用户管理,用户确认购买并付款后计入iTunes账户。 4、续订:苹果iTunes账户会在到期前24小时内扣费,扣费成功后订阅周期顺延一个订阅周期。 5、取消续订: 如需取消订阅,请打开苹果手机"设置" --> 点击您的Apple ID,选择"订阅" 等待进入订阅页面后,选择本软件服务取消订阅即可。 如未在订阅期结束的至少24小时前关闭订阅,此订阅将会自动续订。 6、用户协议:https://www.bananayellow.ltd/p.html 7、隐私协议:https://www.bananayellow.ltd/p.html 8、连续包月服务协议:https://www.bananayellow.ltd/purchase.html 9、EULA: 使用标准Apple的EULA协议, https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

CryptoDuck

Features
Read full description

CryptoDuck helps you and your friends create a secret language only insiders can read. Type a message, pick an encryption rule, and get ciphertext in one tap. Share it anywhere - only those who know the rule can decode it. Perfect for couples, close friends, and fun group chats. [Core Features] - Encrypt and decrypt text with custom rules - Build your own cipher: letters, numbers, emoji - mix freely - Rule management: create, edit, import, export, and share via Deep Link - Share as plain text, file, or beautiful ciphertext card (Pro: no watermark) - History: auto-save sessions with one-tap refill (Pro) - Rule Store: couple packs, emoji ciphers, gaming codes and more [System Extensions] - Home Screen Widget: see your active rule, jump straight to encrypt or decrypt - Shortcuts: encrypt or decrypt without opening the app, results copied to clipboard (Pro) - iCloud sync: keep rules across your devices (Pro) [Privacy First] - Plaintext, ciphertext, and rules stay on your device by default - No ads, no third-party analytics, no cross-app tracking - Optional iCloud sync is handled by Apple [Free vs Pro] Free: 3 manual rules, 12 total, 500 chars per encryption Pro: unlimited rules, no char limit, history, iCloud sync, watermark-free cards, Widget, Shortcuts and all paid rule packs [Important Notice] CryptoDuck uses custom character mapping - not AES or military-grade cryptography. Do not use for highly sensitive data. Ideal for fun secret messaging between people who share a rule. Download CryptoDuck and start your secret conversation. [Auto-Renewable Pro Subscription] 1. Subscription: Continuous (Monthly/Yearly) Pro Membership 2. Duration: One month or one year. Pro features are available during the active subscription period. 3. Price: Monthly and Yearly plans available (actual price shown on the App Store purchase sheet). 4. Payment: Charged to your Apple ID account upon confirmation of purchase. 5. Cancellation: To cancel auto-renewal, turn it off at least 24 hours before the current period ends in Settings > Apple ID > Subscriptions. Otherwise, the subscription renews automatically. 6. Renewal: Your Apple ID account will be charged within 24 hours before the period ends. Upon successful payment, the subscription extends for one more period (1 month or 1 year). 7. Privacy Policy: https://baitemi.com/jmy/privacy.html 8. Subscription Terms: https://baitemi.com/jmy/subscription.html

Screenshots

每日一毒4 screens
CryptoDuck4 screens

Verdict

The call

The clearest difference is update cadence: 每日一毒 at daily against CryptoDuck's every 3 months. 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. 每日一毒 sells 5 in-app purchases, starting at $1.99 per 3 months and CryptoDuck sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

每日一毒 ships an update daily, CryptoDuck every 3 months. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

Scorecard1 real difference · 7 level
每日一毒 versus CryptoDuck: the parameters behind the verdict, then further details
Parameter每日一毒CryptoDuck
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyDaily — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size17 MB11 MB
Age rating4+4+
Developer秀华 李Beijing Baitemi Technology Co., Ltd

In-app purchases

5 purchases

每日一毒

Subscriptions2
  • 每三个月鼓励两个鸡腿$1.993 Months
  • 每年鼓励五个鸡腿$3.991 Year
One-time3
  • 给你买一个鸡腿$0.99
  • 给你买两个鸡腿$1.99
  • 就给你买三个鸡腿$2.99
6 purchases

CryptoDuck

Subscriptions2
  • Pro Monthly$0.991 Month
  • Pro Yearly$7.991 Year
One-time4
  • Couple Pack$0.99
  • Emoji Pack$0.99
  • Festival Pack$0.99
Show 1 more
  • Pro Lifetime$14.99

Questions

Is 每日一毒 free?
每日一毒 is free to download, with in-app purchases available.
Is CryptoDuck free?
CryptoDuck is free to download, with in-app purchases available.
Do 每日一毒 or CryptoDuck have ads?
Neither 每日一毒 nor CryptoDuck shows ads.
Which is updated more often, 每日一毒 or CryptoDuck?
每日一毒 ships an update daily, and CryptoDuck every 3 months. Most recently, 每日一毒 was updated on November 4, 2026 and CryptoDuck on November 8, 2026.

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