Comparison

21 Day Challenge vs Sober Tracker

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

Head to head
About

21 Day Challenge

Features
Read full description

21 Day challenge แอปพลิเคชั่นประเภทไลฟ์สไตล์ ที่จะสามารถช่วยตอบสนองความต้องการขั้นพื้นฐานของผู้ใช้งาน และช่วยอำนวยความสะดวกสำหรับการทำกิจกรรมต่างๆ ในชีวิตประจำวัน ซึ่งจำเป็นอย่างยิ่งต่อการดำรงชีวิตในยุคดิจิทัล ไม่ว่าจะเป็นอาหาร สังคม การสื่อสาร การตกแต่ง การท่องเที่ยว ภาษา การเงิน ความปลอดภัย และอื่นๆ นอกจากนี้ เทคโนโลยียังมีส่วนช่วยพัฒนาคุณภาพชีวิตมนุษย์ ให้มีความสะดวกสบาย รวดเร็ว และยังช่วยปรับเปลี่ยนพฤติกรรมไปในทิศทางที่ดีขึ้น เป็นการสร้างวินัยให้ตนเอง และทำจนติดเป็นนิสัย อีกทั้งช่วยแจ้งเตือนความจำให้ปฏิบัติตามจัดระเบียบชีวิตได้ดีขึ้น เปลี่ยนการใช้ชีวิตแบบพกสมุดจดเทอะทะมาจดในโทรศัพท์เครื่องเดียวที่ง่ายต่อการใช้งาน และประหยัดเวลา รวมถึงการการสร้างเครือข่ายสังคมโดยที่สามารถเข้าร่วมทำภารกิจกับผู้อื่น สร้างเป้าหมายที่ชัดเจนและแชร์ให้ผู้อื่นเข้ามาร่วมสนุกด้วยกัน

About

Sober Tracker

This app helps individuals build and maintain sobriety by tracking daily progress, financial savings, and mood. It offers a private, account-free experience with customizable goals and a supportive coping toolkit.

Highlights
  • Daily check-in with streak counter
  • Financial savings tracker
  • Mood journaling
  • Achievement system
  • Health benefits timeline
  • Coping toolkit
  • Garden visualization
Features
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Stop drinking. Start counting the days that matter. Every day sober is a win. Sober Tracker keeps that win visible on your home screen, in your pocket, in a garden that grows with you. No account. No cloud. No one else's eyes on your recovery. WHY PEOPLE STAY • Your streak is always one tap away, on lock screen and home screen widgets. • Your path: mark the milestones you reached, the cravings you got through and every fresh start as stones you keep, then share the whole trail as a poster. • See exactly how much money you have saved, drinks avoided, and calories skipped. • Mood journaling that surfaces patterns, not just entries. • Health benefits timeline showing what happens inside your body by hour, day, week, and month. • 13 coping strategies for the moments when the urge hits. • Achievement system with 30+ milestones that actually feel earned. KIND TO SLIPS One slip no longer erases your streak. Choose Lapse vs Relapse on the Home screen, get a compassionate recovery framing, and a gentle warning only if lapses happen often. Full calendar view to mark sober, relapse, and skip days at your own pace. PRIVATE BY DESIGN No sign-up. No login. No cloud sync. Your streak, your notes, your wins, your setbacks: all on your device. Export anytime. Delete anytime. BEAUTIFUL AND FAST Native iOS design with smooth animations. 9 themes with dark mode, 5 of them Premium (Sunset, Lavender, Midnight, Sunrise, Ember). A clean interface built for daily use, not clutter. 22 LANGUAGES English, Spanish, French, German, Portuguese, Russian, Japanese, Korean, Chinese, Hindi, Thai, Italian, Polish, Turkish, Swedish, Czech, Dutch, Norwegian, Vietnamese, Danish, Finnish, and Traditional Chinese. PERFECT FOR • Anyone quitting alcohol or cutting back • People in AA, SMART Recovery, or any program • Anyone rebuilding after a relapse • Anyone who wants a private, account-free recovery tool Download Sober Tracker. Count the days that matter. Watch your garden grow. SUBSCRIPTION TERMS Premium subscriptions (Weekly, Monthly, Yearly) and Lifetime purchase available. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current billing period. Manage or cancel your subscription anytime in your device's App Store settings. Terms of Use: https://sober-tracker.com/terms Privacy Policy: https://sober-tracker.com/privacy

Screenshots

21 Day Challenge4 screens
Sober Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: 21 Day Challenge at none against Sober Tracker's 9. 21 Day Challenge also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.6). Sober Tracker's advantage is update cadence (every 4 days vs every 9 months). On price and ads 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. Sober Tracker sells 9 in-app purchases, starting at $2.99 per month. 21 Day Challenge asks for nothing beyond the download.

UpkeepUpdate frequency

21 Day Challenge ships an update every 9 months, Sober Tracker every 4 days. The most recent releases landed on September 16, 2026 and September 26, 2026 respectively.

Scorecard4 real differences · 6 level
21 Day Challenge versus Sober Tracker: the parameters behind the verdict, then further details
Parameter21 Day ChallengeSober Tracker
PriceFreeFree
Rating—4.8 (31 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—31 — better
Update frequencyEvery 9 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.0 — better17.6
Further details — not scored
Size99 MB76 MB
Age rating4+17+
DeveloperPhanupong SanmeeIvan Terekhin

In-app purchases

None

21 Day Challenge

No in-app purchases

9 purchases

Sober Tracker

Subscriptions6
  • Premium+$2.991 Month
  • Premium$2.991 Month
  • Sober Tracker Premium Weekly$3.997 Days
Show 3 more
  • Sober Tracker Premium$6.991 Month
  • Sober Tracker Premium Yearly3 Days trial$24.991 Year
  • Premium+$24.991 Year
One-time3
  • Premium$34.99
  • Premium$39.99
  • Lifetime Access$49.99

Questions

Is 21 Day Challenge free?
21 Day Challenge is free to download, with no in-app purchases.
Is Sober Tracker free?
Sober Tracker is free to download, with in-app purchases available.
Do 21 Day Challenge or Sober Tracker have ads?
Neither 21 Day Challenge nor Sober Tracker shows ads.
Which is updated more often, 21 Day Challenge or Sober Tracker?
21 Day Challenge ships an update every 9 months, and Sober Tracker every 4 days. Most recently, 21 Day Challenge was updated on September 16, 2026 and Sober Tracker on September 26, 2026.

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