BiteZilla vs 75 Days Challenge
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BiteZilla
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BiteZilla helps you build healthy nutrition habits by focusing on consistency, not perfection. Track your daily calories and protein, hit your goals, and stay motivated with simple streaks — all without overwhelming charts or complicated logging. What BiteZilla does • Track daily calorie and protein intake • Set clear nutrition goals • Keep motivation with streaks and progress • Log meals quickly and simply AI-assisted tracking BiteZilla uses AI-assisted estimation to help simplify food logging and reduce manual effort, making it easier to stay consistent day after day. Built for real life Most nutrition apps are complex and time-consuming. BiteZilla is designed to be fast, focused, and easy to use — so you can stick with it long-term. Subscriptions BiteZilla offers a free trial with optional subscriptions to unlock premium features. Your data is private and handled responsibly. No ads. No distractions.
75 Days Challenge
This app helps you complete self-improvement challenges with customizable tasks, progress tracking, and motivational tools. Log daily activities, capture progress photos, and generate timelapse videos. All your data is stored securely on your device.
- Customizable challenge templates
- Daily task logging with multiple input types
- Progress photo capture and timelapse video generation
- Detailed statistics and insights
- Shareable progress cards
- On-device data storage
- Home screen widgets
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Ready to actually finish a 75-day challenge? Reset75 keeps you honest. All data stays on your phone. Pick from 6 challenge templates or build your own with any combination of 20 tasks across 6 categories. Log daily tasks, capture progress photos, track streaks, and generate timelapse videos from your photos. Answers to your challenge questions • Which 75-day challenge is right for me? • How do I stay motivated past day 21? • What happens if I miss a day? • How do I track my progress photos over 75 days? • Can I customize my own fitness challenge? • Am I actually improving week over week? Challenge templates • 75 Tough — strict mode with workouts, diet, water, reading, and progress photos • 75 Soft — forgiving mode for a balanced approach • 75 Hotter — fitness, skincare, self-care, and journaling • Glow Within — meditation, journaling, reading, and no social media after 9pm • 30-Day Kickstart — a shorter challenge to build momentum • Custom — choose from 20 tasks across 6 categories, set any duration (21, 28, 30, 90 days, or more) Daily task tracking • 6 input types: checkbox, counter, duration, photo, text, measurement • Track workouts, water intake, meals, reading, journaling • Set per-task reminders at your preferred time • Strict mode restarts your count if you miss a day • Forgiving mode lets you skip and keep going Progress photos & timelapse • Capture daily photos from your camera or gallery • Browse your full photo gallery with day labels • Compare any two photos side by side • Generate a timelapse video from your photos • Add overlays: day counter, completed tasks, weight chart, watermark • Save to your camera roll or share directly Statistics & insights • Completion rate, best streak, and days completed • Daily completion chart with touch tooltips • Category breakdown: fitness, nutrition, hydration, mind, self-care • Individual task progress bars • Numeric trend charts for weight, water, steps • Lifetime view across all challenges Shareable progress cards • 3 card styles: task checklist, calendar grid, or both • Share daily or challenge completion cards • Streak badges and Reset75 branding included Reminders & notifications • Per-challenge and per-task reminder times • Choose which days to get notified • Timezone-aware scheduling Home screen widgets • Calendar grid widget showing your completed days • Today's tasks widget with completion status • Updates automatically as you log 20 themes • Free: Graphite, Chalk, Daylight • Pro: Midnight, Coral, Ember, Gilded, Golden, Cobalt, Navy, Neon, Cyber, Paper, Ink, Rose, Velvet, Bloom, Storm, Mint, Forest Private & on-device • All data stays on your phone • No account required. Works offline • No data sharing. Ever • Available in 39 languages 75 days. You either did it or you didn't. Questions or feedback? Reach out through the app's Help section.
Screenshots
Verdict
The clearest difference is in-app purchases: BiteZilla at none against 75 Days Challenge's 3. 75 Days Challenge's advantage is device support and iOS requirement (15.0 vs 17.0). On price 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. 75 Days Challenge sells 3 in-app purchases, starting at $4.99 per 7 days. BiteZilla asks for nothing beyond the download.
| Parameter | BiteZilla | 75 Days Challenge |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (92 ratings) — better |
| Positive reviews | — | 80.0% of reviews |
| Number of ratings | — | 92 — better |
| Update frequency | — | Fortnightly |
| Ads | — | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Xavier | EHM TECH LLC |
In-app purchases
BiteZilla
No in-app purchases
75 Days Challenge
- Pro - Weekly7 Days trial$4.997 Days
- Pro - Annual7 Days trial$19.991 Year
- Pro - Annual7 Days trial$39.991 Year









