Comparison

Bone Age vs Easy Bone Age Atlas

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

Head to head
About

Bone Age

This medical app calculates bone age using the Tanner-Whitehouse method, offering TWII and TWIII references for 'RUS', 'TW20', and carpal scores directly in a clinical setting.

Highlights
  • Tanner-Whitehouse method calculation
  • TWII and TWIII references
  • RUS score calculation
  • TW20 score calculation
  • Carpal score calculation
  • In-clinic use
Features
Read full description

Calculate a bone age without using an atlas right there in clinic using the Tanner-Whitehouse method. Both TWII and TWIII references are included, to give 'RUS', 'TW20' and even carpal scores.

About

Easy Bone Age Atlas

A clinical reference tool for evaluating skeletal maturity in children and adolescents. It offers detailed images and a height prediction calculator to aid healthcare providers in assessing growth and providing insights to families.

Highlights
  • Detailed skeletal development images
  • Age-appropriate image comparison
  • Adult height prediction calculator
  • User-friendly clinical reference
  • Supports boys and girls 10 months to 18 years
Features
Read full description

A comprehensive bone age atlas designed for effortless use in clinical settings. This user-friendly reference tool provides instant access to detailed skeletal development images spanning from 10 months to 18 years for both boys and girls, making it simple to quickly reference standards during patient consultations. Healthcare providers can easily navigate through age-appropriate images, smoothly compare patient radiographs with established norms, and make confident assessments about skeletal maturity—all within minutes during routine appointments. The atlas also includes an intuitive adult height prediction calculator that works seamlessly with your bone age evaluations, helping you provide families with valuable growth insights without disrupting your clinic workflow. Whether you're seeing patients in a busy pediatric practice or radiology department, this comprehensive atlas integrates naturally into your day, supporting quality patient care with minimal effort. https://hvalabs.com/terms-and-conditions/

Screenshots

Bone Age4 screens
Easy Bone Age Atlas4 screens

Verdict

The call

The clearest difference is price: Easy Bone Age Atlas at Free against Bone Age's $7.99. Bone Age's advantage is rating (2.3 vs 1.0) and in-app purchases (none vs 3).

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

Easy Bone Age Atlas is free to download; Bone Age costs $7.99 up front. Easy Bone Age Atlas sells 3 in-app purchases, starting at $4.99 per month. Bone Age asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Bone Age holds the better App Store score, 2.3 against 1.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 25% of Bone Age's written reviews are positive against 0% of Easy Bone Age Atlas's.

UpkeepUpdate frequency

Bone Age ships an update every 3 months, Easy Bone Age Atlas every 8 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard10 real differences · 0 level
Bone Age versus Easy Bone Age Atlas: the parameters behind the verdict, then further details
ParameterBone AgeEasy Bone Age Atlas
Price$7.99Free — better
Rating2.3 (3 ratings) — better1.0 (1 ratings)
Positive reviews25.0% of reviews — better0.0% of reviews
Number of ratings3 — better1
Update frequencyEvery 3 months — betterEvery 8 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better17.0
Further details — not scored
Size15 MB49 MB
Age rating17+17+
DeveloperSimon ChapmanHVALABS, LLC

Customer experience

Bone Age

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews12 reviews
Positive25.0%
Neutral8.3%
Negative66.7%

Easy Bone Age Atlas

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Bone Age

No in-app purchases

3 purchases

Easy Bone Age Atlas

Subscriptions3
  • Monthly Premium7 Days trial$4.991 Month
  • Annual Premium Discount$19.991 Year
  • Annual Premium7 Days trial$34.991 Year

Questions

Is Bone Age free?
Bone Age costs $7.99, with no in-app purchases.
Is Easy Bone Age Atlas free?
Easy Bone Age Atlas is free to download, with in-app purchases available.
Which has better reviews, Bone Age or Easy Bone Age Atlas?
Bone Age is rated higher. Bone Age averages 2.3 out of 5 from 3 ratings, while Easy Bone Age Atlas averages 1.0 from 1 ratings.
Do Bone Age or Easy Bone Age Atlas have ads?
Easy Bone Age Atlas shows ads; Bone Age does not.
Which is updated more often, Bone Age or Easy Bone Age Atlas?
Bone Age ships an update every 3 months, and Easy Bone Age Atlas every 8 months. Most recently, Bone Age was updated on November 6, 2026 and Easy Bone Age Atlas on November 5, 2026.

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