100 Days Tracker vs Dozee Nucleus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
100 Days Tracker
This app helps you build lasting habits by tracking your daily progress on up to 100-day challenges. Customize your goals with themes and layouts, and share your achievements. Widgets offer at-a-glance progress updates.
- Track multiple 100-day challenges
- Home screen widgets for progress
- Customizable color themes
- Grid and overview layouts
- Share progress snapshots
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Set a goal. Track 100 days. Build a habit that sticks. 100 Days Tracker helps you commit to your goals by tracking daily progress over 100 days. Whether it's fitness, learning, creativity, or personal growth — create a challenge, tap each day as you go, and watch your consistency build. Now with multiple challenges and Home Screen widgets, staying on track has never been easier. TRACK MULTIPLE GOALS AT ONCE - Pro Feature Create separate 100-day challenges for everything you want to achieve. Learn a language, exercise daily, read more, practice an instrument — run them all side by side. HOME SCREEN WIDGETS - Pro Feature Add widgets to your Home Screen to check progress and mark days complete at a glance — no need to open the app. MAKE IT YOURS • Choose from vibrant colour themes for each challenge • Switch between detailed grid and 100-day overview layouts • Toggle animations and background gradients SHARE YOUR PROGRESS Proud of your streak? Share a snapshot of your progress grid with friends and family. 100 DAYS PRO LIFETIME Unlock unlimited challenges. Use Widgets to monitor and update at a glance. Existing users who started before Pro was introduced get Pro access for free. Start your first 100-day challenge today. Family Sharing Enabled.
Dozee Nucleus
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Dozee Nucleus App is meant to assist users to set up, configure or troubleshoot Dozee devices. Nucleus App allows you to: - Scan all Dozee devices in the vicinity over bluetooth - Run diagnostics to check device status - Configure WiFi on Dozee devices - Check data sync & clear data - Configure NIBP interval
Screenshots
Verdict
The clearest difference is in-app purchases: Dozee Nucleus at none against 100 Days Tracker's 1. Dozee Nucleus also leads on update cadence (weekly vs every 6 weeks) and iOS requirement (15.1 vs 17.6). On price, ads 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
Both are free to download. 100 Days Tracker sells 1 one-off in-app purchase. Dozee Nucleus asks for nothing beyond the download.
100 Days Tracker ships an update every 6 weeks, Dozee Nucleus weekly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.
| Parameter | 100 Days Tracker | Dozee Nucleus |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 11 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Chad Goodyear | TURTLE SHELL TECHNOLOGIES PRIVATE LIMITED |
In-app purchases
100 Days Tracker
- Pro Lifetime$6.99
Dozee Nucleus
No in-app purchases
Questions
Is 100 Days Tracker free?
Is Dozee Nucleus free?
Do 100 Days Tracker or Dozee Nucleus have ads?
Which is updated more often, 100 Days Tracker or Dozee Nucleus?
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