Comparison

Bonely vs Marrow

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

Head to head
About

Bonely

Easily monitor your daily calcium intake to build strong bones. Log foods, track progress towards your goals, and discover new calcium-rich options. Premium features offer advanced insights, planning tools, and nutrition label scanning.

Highlights
  • Log calcium-rich foods
  • Searchable food catalog
  • Custom serving sizes
  • Daily progress and streaks
  • Nutrition label scanning
  • 7-day meal planning
  • Shareable Bone Health Report
Read full description

Bonely makes daily calcium tracking simple, so you can understand your intake and build consistent habits for bone health. Track with confidence • Log calcium-rich foods and see progress toward your daily goal. • Search a catalog of common foods or add your own. • Adjust serving sizes, units, and calcium amounts to match what you consumed. • Review serving size, calcium, and logged time in Today’s Log. • Build consistency with daily progress and streaks. • Keep an optional private backup in iCloud. Go further with Bonely Premium • Bonely Assist suggests practical ways to close today’s remaining calcium gap. • Scan a nutrition label with your camera or choose a photo, then review the details before saving. • Plan foods up to seven days ahead with optional reminders. • Explore advanced insights and a detailed 30-day calcium history. • Create a shareable Bone Health Report. • Use Home Screen widgets for progress, streaks, trends, and quick food ideas. Bonely is designed for iPhone and iPad with light, dark, and system appearance options. Start building stronger calcium habits with Bonely. Terms of Use: https://bonely.app/terms Privacy Policy: https://bonely.app/privacy

About

Marrow

Features
Read full description

Most people fall short of the 1,000 mg daily calcium goal without realizing it. Marrow makes it effortless to close that gap — log what you eat, track sun exposure for vitamin D, and see your progress at a glance. — KEY FEATURES — • Daily calcium progress bar — live mg counter tracks your intake toward the 1,000 mg goal, turning green the moment you hit it • Sun exposure log — tap +/- to record minutes of sun each day to support natural vitamin D synthesis • 30 curated calcium-rich foods — dairy, leafy greens, fish, nuts, seeds, and plant-based options, each with exact mg per serving • Category filters and search — quickly find any food by category (Dairy, Leafy Greens, Fish, Nuts, Plant-Based) or by name • Foods sorted by calcium content — highest-impact choices always surface first • Log and remove meals — add a food in two taps; remove it just as easily if you log by mistake • 14-day history chart — color-coded bar chart shows daily totals at a glance, with a goal reference line • Summary stats — see your average daily calcium and how many of the last 14 days you hit the goal • Per-day breakdown — tap into any past day to see every food logged and sun minutes recorded • Fully offline and private — no account, no data leaves your device Whether you are preventing osteoporosis, recovering bone density, or simply building better eating habits, Marrow gives you an accurate, distraction-free way to take control of your bone health. This app is for informational and tracking purposes only and is not a substitute for medical advice. Consult a qualified healthcare professional before changing your diet or health plan. — Marrow Bone Health PREMIUM — Premium unlocks unlimited food and sun logging, the full 14-day history chart with goal trends, a personalized daily calcium target, and an ad-free experience — everything stored 100% offline on your device. Subscription options: • Weekly — $9.99 / week • Yearly — $49.99 / year (includes a 3-day free trial) Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the period. Manage or cancel anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pnkl26.web.app/privacy-policy

Screenshots

Bonely4 screens
Marrow3 screens

Verdict

The call

Bonely and Marrow are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Bonely sells 3 in-app purchases, starting at $2.99 per month and Marrow sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bonely ships an update every 5 days, Marrow every 8 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

ScorecardNo meaningful differences
Bonely versus Marrow: the parameters behind the verdict, then further details
ParameterBonelyMarrow
PriceFreeFree
Rating4.3 (12 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings12 — better—
Update frequencyEvery 5 days — betterEvery 8 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.617.0 — better
Further details — not scored
Size13 MB1 MB
Age rating4+4+
DeveloperAyush Kumar AgarwalLinh Phan Nhat Khanh

In-app purchases

3 purchases

Bonely

Subscriptions2
  • Bonely Premium Monthly$2.991 Month
  • Bonely Premium Yearly3 Days trial$19.991 Year
One-time1
  • Bonely Premium Lifetime$39.99
2 purchases

Marrow

Subscriptions2
  • Marrow Bone Health Weekly$9.997 Days
  • Marrow Bone Health Yearly3 Days trial$49.991 Year

Questions

Is Bonely free?
Bonely is free to download, with in-app purchases available.
Is Marrow free?
Marrow is free to download, with in-app purchases available.
Do Bonely or Marrow have ads?
Neither Bonely nor Marrow shows ads.
Which is updated more often, Bonely or Marrow?
Bonely ships an update every 5 days, and Marrow every 8 days. Most recently, Bonely was updated on November 9, 2026 and Marrow on October 31, 2026.

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