Comparison

Obei vs 100MilesSummer

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

Head to head
About

Obei

This digital dermatology companion analyzes skincare products and routines based on science and your unique skin needs. Developed with dermatologists, it provides personalized insights to build effective skincare regimens with confidence.

Highlights
  • Ingredient analysis
  • Routine compatibility evaluation
  • Personalized skin insights
  • Dermatologist-informed guidance
  • Skin journey tracking
  • Science-based education
Features
Read full description

Meet your new digital dermatology companion. Obei helps you cut through the hype and understand what your skincare products actually do — based on science, ingredients, and your unique skin needs. Developed alongside a team of dermatologists, Obei combines expert-backed skincare knowledge with personalized analysis to help you build smarter, more effective routines with confidence. Instead of chasing trends or relying on confusing marketing claims, Obei gives you personalized insights into how your products work, how they interact together, and whether your regimen truly supports your skin goals. What You Can Do With Obei Analyze Ingredients Scan or search your skincare products to get clear, science-backed ingredient breakdowns. Understand what active ingredients do, who they’re best for, potential irritants, and how they support concerns like acne, dryness, sensitivity, hyperpigmentation, and aging. Analyze Your Routine Understand how your entire routine works together — not just individual products. Obei evaluates ingredient compatibility, layering order, overuse risks, effectiveness, and overall balance based on your skin type and goals. Personalize Insights for Your Skin Receive guidance tailored to your specific skin type, concerns, sensitivities, and routine habits so you can make more informed skincare decisions with confidence. Learn From Dermatologist-Informed Guidance Access skincare education developed with input from dermatologists and grounded in evidence-based practices that support long-term skin health. Understand the Science Behind Skincare Cut through marketing claims, fear-based advice, and confusing jargon to better understand how skincare products actually work for your skin. Track Your Skin Journey Monitor routine consistency, product changes, and skin progress over time to better understand what’s helping — and what isn’t. Why Obei? The skincare industry is full of overwhelming information and bold marketing claims. Obei was built to simplify skincare through education, personalization, and transparency — helping you feel more confident in the products you use and the routine you follow. Because better skincare starts with understanding your skin.

About

100MilesSummer

Join a summer-long community challenge to walk, run, or hike 100 miles. Track your progress and stay motivated with a supportive crew as you embrace the outdoors and build healthy habits.

Highlights
  • Community movement challenge
  • Track 100 miles over summer
  • Walk, run, or hike options
  • Motivated crew support
  • Build new habits
  • Reconnect with nature
Read full description

100 Miles of Summer is a community movement challenge designed to get you outside and moving. Walk, run, or hike 100 miles over the summer and track your progress with support from a vibrant, motivated crew. Whether you're chasing a new habit or reconnecting with nature, this challenge makes every mile count.

Screenshots

Obei4 screens
100MilesSummer3 screens

Verdict

The call

The clearest difference is update cadence: 100MilesSummer at every 3 days against Obei's monthly. On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Obei against 5.0 for 100MilesSummer. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Obei ships an update monthly, 100MilesSummer every 3 days. The most recent releases landed on September 28, 2026 and October 3, 2026 respectively.

Scorecard1 real difference · 9 level
Obei versus 100MilesSummer: the parameters behind the verdict, then further details
ParameterObei100MilesSummer
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings11
Update frequencyMonthlyEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.614.0.0 — better
Further details — not scored
Size61 MB102 MB
Age rating12+12+
DeveloperObei LLCKayla Jeter

Customer experience

Obei

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

100MilesSummer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Obei

No in-app purchases

None

100MilesSummer

No in-app purchases

Questions

Is Obei free?
Obei is free to download, with no in-app purchases.
Is 100MilesSummer free?
100MilesSummer is free to download, with no in-app purchases.
Which has better reviews, Obei or 100MilesSummer?
Obei and 100MilesSummer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Obei or 100MilesSummer have ads?
Neither Obei nor 100MilesSummer shows ads.
Which is updated more often, Obei or 100MilesSummer?
Obei ships an update monthly, and 100MilesSummer every 3 days. Most recently, Obei was updated on September 28, 2026 and 100MilesSummer on October 3, 2026.

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