Comparison

5plus math vs 30 Day Challenge

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

Head to head
About

5plus math

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Welcome to the 5plus math members app! Download our app to plan and book your fitness classes. At the click of a button, you can view class schedules, sign up for classes and even invite a friend to join you! With the app, you’ll keep in touch with 5plus math staff and coaches, receive notifications, news and reminders.

About

30 Day Challenge

Track a single habit for 7 to 365 days with daily logging options like photos, counters, and measurements. Choose strict or forgiving modes, view progress with timelapses, and stay motivated with reminders. This app is ad-free and works offline.

Highlights
  • Single habit tracking
  • Customizable duration (7-365 days)
  • Tough and soft challenge modes
  • Multiple logging input types
  • Photo timelapse creation
  • Streak tracking and statistics
  • Offline functionality
Features
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Want to stick with a 30 day challenge? LockIn30 turns one habit into a daily tracker with photos, streaks, and a finish-line timelapse. No ads, no account needed. Pick a habit from a library of 36 across fitness, nutrition, mind, sleep, learning, productivity, spiritual, and relationships. Or create your own. Set a duration from 7 to 365 days (30 is the default). Choose tough mode (strict, with a Be Honest recovery if you miss a day) or soft mode (forgiving, no penalty). Log each day with the input that matches your habit: checkbox, counter, minutes, photo, text, or measurement. Answers to your habit challenge questions • How long does a 30 day challenge actually take to stick? • What is the best 75 Hard alternative for a single habit? • How do I track a habit streak without breaking it? • What happens if I miss a day on a strict challenge? • Can I run more than one habit challenge at a time? • How do I share my progress with a daily photo timelapse? Habit challenge setup • 36-task library across 12 categories: fitness, nutrition, mind, sleep, learning, productivity, spiritual, relationships, hydration, self-care, progress, and your own • 6 input types: checkbox, counter, duration, photo, text, measurement • Any duration from 7 to 365 days, default 30 • Tough (strict) or soft (forgiving) mode • Backdated start days auto-fill as exempt Daily logging • One-tap bottom sheet for each day • Counters with custom increments for water, steps, or pages • Duration tracking for workouts and meditation • Photo capture with day numbers in the gallery • Text entries for journaling, gratitude, and reflection • Numeric tracking for weigh-ins and measurements Progress photos & timelapse • Gallery view organized by day • Side-by-side photo compare • 1080×1920 timelapse video at 4 FPS • Day pill, completed-task overlays, and measurement chart overlays • Save to your gallery or share Statistics & insights • Completion rate, best streak, and days done • Daily completion line chart • Numeric trend charts per habit • Lifetime view across every challenge Tough mode • Strict 30 day challenge with daily checks • Be Honest dialog when you miss a day • Auto-fill rescue once per device • Restart option that bumps your attempt counter Reminders & milestones • Per-habit daily reminders with quiet-day controls • Half-way, three-quarters, and finish-line celebrations • Shareable milestone cards with your day number More to explore • 30 themes, including dark variants • 39 languages • Daily affirmations on the dashboard • Onboarding that suggests a habit based on a quick survey Ad-free & private • No ads • No account required • Every challenge, photo, and log stays on your device • Works completely offline • Available in 39 languages LockIn30 is a 30 day challenge tracker for one habit at a time. Build a streak with a tough or soft routine and look back at your finish-line timelapse. No account needed. One habit. 30 days. Lock in.

Screenshots

5plus math4 screens
30 Day Challenge4 screens

Verdict

The call

The clearest difference is in-app purchases: 5plus math at none against 30 Day Challenge's 2. 30 Day Challenge's advantage is update cadence (every 2 months vs every 6 months). On price, ads, device support and iOS requirement 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. 30 Day Challenge sells 2 in-app purchases, starting at $2.99 per 7 days. 5plus math asks for nothing beyond the download.

UpkeepUpdate frequency

5plus math ships an update every 6 months, 30 Day Challenge every 2 months. Both last shipped on October 24, 2026.

Scorecard2 real differences · 8 level
5plus math versus 30 Day Challenge: the parameters behind the verdict, then further details
Parameter5plus math30 Day Challenge
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.0 — better
Further details — not scored
Size53 MB58 MB
Age rating9+4+
DeveloperArbox LTDEHM TECH LLC

In-app purchases

None

5plus math

No in-app purchases

2 purchases

30 Day Challenge

Subscriptions2
  • Pro - Weekly7 Days trial$2.997 Days
  • Pro - Annual7 Days trial$29.991 Year

Questions

Is 5plus math free?
5plus math is free to download, with no in-app purchases.
Is 30 Day Challenge free?
30 Day Challenge is free to download, with in-app purchases available.
Do 5plus math or 30 Day Challenge have ads?
Neither 5plus math nor 30 Day Challenge shows ads.
Which is updated more often, 5plus math or 30 Day Challenge?
5plus math ships an update every 6 months, and 30 Day Challenge every 2 months. Most recently, 5plus math was updated on October 24, 2026 and 30 Day Challenge on October 24, 2026.

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