Comparison

ASHSync vs ReactionLog

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

Head to head
About

ASHSync

Connect your fitness data from Apple Health to earn incentives for your eligible health program. Easily sync your steps to receive rewards, provided you are a participating member in specific programs.

Highlights
  • Sync steps with Apple Health
  • Earn program incentives
  • Connect to eligible health plans
  • Participate in fitness programs
Features
Read full description

With the ASHSync™ app, taking control of your fitness journey has never been easier. As a participating member, you can connect your fitness data from Apple Health to earn incentives towards your eligible program.  SYNC WITH APPLE HEALTH To receive rewards with your program, you can sync your steps easily with our new mobile application. All you need to do is allow Apple Health to access your steps. NOTE: This feature will only be available based on your health plan and program. Only available for participating members in the Active&Fit®, Healthyroads®, or Silver&Fit® programs, offered through your health plan or employer. This app integrates with the Health app.

About

ReactionLog

Features
Read full description

Are you struggling with bloating, stomach pain, or unexplained reactions after eating? Discover your trigger foods and take control of your gut health with ReactionLog: Symptom Tracker. Whether you are managing IBS, food allergies, acid reflux, or food intolerances, ReactionLog makes it simple to scan ingredients, log meals, and track how your body responds. SMART INGREDIENT & BARCODE SCANNER Skip reading tiny ingredient lists. Use our built-in barcode scanner to check products for hidden triggers instantly. Ideal for finding gluten, dairy, lactose, soy, histamines, or custom ingredients you want to avoid. EASY FOOD & SYMPTOM DIARY Log your meals, snacks, and drinks in seconds. Track physical reactions such as: - Bloating, gas, and stomach pain - IBS, acid reflux, and digestion issues - Skin rashes, eczema, and hives - Headaches, fatigue, and energy levels FIND YOUR TRIGGER FOODS Understand the connection between what you eat and how you feel. ReactionLog helps you correlate logged meals with symptoms over time, making elimination diets (like Low FODMAP) or food intolerance tracking much easier to visualize. 100% PRIVATE & LOCAL-FIRST Your health data is personal. ReactionLog stores all of your records securely on your own device. No forced accounts, no cloud database uploads, and absolute privacy. WHO IS REACTIONLOG FOR? - Anyone managing IBS, GERD, Crohn's, or Colitis - People tracking food allergies (gluten, dairy, nuts, shellfish, etc.) - Individuals identifying food sensitivities and intolerances - Anyone on a Low FODMAP, Gluten-Free, or Elimination Diet - People looking to improve their overall gut health Stop guessing what is causing your discomfort. Download ReactionLog: Symptom Tracker today and start listening to your gut! MEDICAL DISCLAIMER: ReactionLog is designed solely for personal food, ingredient, and symptom tracking to help identify observational patterns. It is not a medical device and does not provide medical advice, clinical diagnosis, or treatment. Always consult a qualified physician or healthcare professional before making changes to your diet, medication, or healthcare regimen. PRIVACY & TERMS: • Privacy Policy: https://github.com/Bobedre/ReactionLog/blob/main/PRIVACY.md • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

ASHSync3 screens
ReactionLog4 screens

Verdict

The call

The clearest difference is in-app purchases: ASHSync at none against ReactionLog's 2. ReactionLog's advantage is update cadence (weekly vs every 3 months) and iOS requirement (16.0 vs 18.0). On price, ads and device support 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. ReactionLog sells 2 in-app purchases, starting at $2.99 per month. ASHSync asks for nothing beyond the download.

UpkeepUpdate frequency

ASHSync ships an update every 3 months, ReactionLog weekly. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
ASHSync versus ReactionLog: the parameters behind the verdict, then further details
ParameterASHSyncReactionLog
PriceFreeFree
Rating2.3 (31 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings31 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad — better
Requires iOS18.016.0 — better
Further details — not scored
Size16 MB44 MB
Age rating4+4+
DeveloperAmerican Specialty Health IncorporatedBo Christensen

In-app purchases

None

ASHSync

No in-app purchases

2 purchases

ReactionLog

Subscriptions2
  • ReactionLog PRO - Monthly$2.991 Month
  • ReactionLog PRO - Yearly7 Days trial$14.991 Year

Questions

Is ASHSync free?
ASHSync is free to download, with no in-app purchases.
Is ReactionLog free?
ReactionLog is free to download, with in-app purchases available.
Do ASHSync or ReactionLog have ads?
Neither ASHSync nor ReactionLog shows ads.
Which is updated more often, ASHSync or ReactionLog?
ASHSync ships an update every 3 months, and ReactionLog weekly. Most recently, ASHSync was updated on October 7, 2026 and ReactionLog on October 8, 2026.

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