Comparison

Allergy Force vs Yayday!

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

Head to head
About

Allergy Force

This app helps individuals and families manage food allergies by providing tools for grocery shopping, dining out, and emergency preparedness. It offers features like food scanning, multilingual allergy explanations, medication reminders, and emergency contact alerts, fostering a supportive community.

Highlights
  • Food Scan and Search for grocery shopping
  • Multilingual Restaurant Allergy Explanation
  • Epinephrine Injector Reminder
  • Medication Expiration Alerts
  • Allergy-Friendly Recipe Search
  • Emergency Response Guide
  • Hospital and Pharmacy Finder
Features
Read full description

The Allergy Force App makes living with food allergies safer and easier. It puts the information users need to make good decisions and communicate their needs to others at their fingertips—whether grocery shopping, dining out or managing an allergic reaction. When they get the app, users join a caring community. The app can be shared with up to 5 additional family members. With the everyday features—Users: - Save time grocery shopping with Food Scan and Food Search features. - Easily explain their allergies in 21 languages when they dine out and use the Restaurant Allergy Explanation feature. Email, text or print. - Get reminders to take their epinephrine auto injectors when heading out when they use the Epinephrine Injector Reminder feature. - Receive advance warning to replace expiring emergency medications well before they expire. Email, pop-up and in-app notifications. - Get creative in the kitchen with allergy-friendly recipes from the Recipe Search. Share and save recipes. - Consistently explain their allergies to others with Friends & Family and Food Prep Explanations. Email or print. - Stay informed about FDA & KFA allergen contamination alerts and news. With the emergency features—Users: - Quickly connect: (A) to emergency services (where available) by using the 911 call button; (B) to emergency contacts by sending a text with their location coordinates. - Handle allergic reactions correctly with a Reaction Response Guide customized with their doctor’s instructions. - Find the nearest ER or Pharmacy with the Hospital and Pharmacy Finders. - Record every allergic reaction in a convenient checkbox diary while it’s top of mind.  - Diary entries automatically create a detailed history over time for the user’s allergist. Subscription Details The Allergy Force App offers both Free Forever and Premium access. Many features are available to users who choose Free Forever access. Premium gives users access to more features. With Premium, choose either a Monthly ($1.99/month) or Yearly ($19.99/per year) payment plan, following a 14-day, no commitment, free trial period. - The subscription automatically begins unless cancelled within the 14-day free trial period. - The payment will be charged to the user’s iTunes Account when the 14-day free trial period ends. - The subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. - The user’s iTunes Account will be charged for renewal within 24-hours prior to the end of the current period, and will identify the cost of the renewal. - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s app store Account Settings after purchase. - Any unused portion of the free trial period will be forfeited when the user purchases a subscription to the Allergy Force App. - Whenever any new enhanced or new features will be available in the Allergy Force App, the new version of the App will be uploaded to the app store. - There are no hidden features in the Allergy Force App. - Refer to Allergy Force App’s Privacy Policy: https://www.allergyforce.com/privacy - Refer to Allergy Force App’s Terms & Conditions: https://www.allergyforce.com/terms-conditions

About

Yayday!

Discover local birthday deals, happy hours, and daily specials. Save your favorites and get birthday reminders. Share moments with friends in a social feed.

Highlights
  • Birthday deals nationwide
  • Happy hour finder
  • Special deal aggregation
  • General discounts
  • Birthday reminders
  • Wishlists
  • Social feed
Features
Read full description

We’re America’s best deal-finding app! Find tons of birthday deals, happy hours, specials, and discounts available near you. Search in your city or one you’re visiting soon. Be sure to save your faves! Birthday Deals: We have over 200,000 nationwide birthday deals. Most are good the entire month of your birthday. Happy Hours: Find happy hours near you without having to scout around town to find them. Specials: Whether it's Taco Tuesday or National Ice Cream Day, we're putting all of those special deals in one place. Discounts: From restaurant discounts to store sales or military discounts, it’s all easy to find in the palm of your hand. We also offer: Birthday Reminders: So you never forget another important birthday. Wishlists: So you no longer have to play the gift-guessing game. Moments: A social feed of what’s happening between you and friends. Like, comment and share. Seize the Yay!

Screenshots

Allergy Force4 screens
Yayday!4 screens

Verdict

The call

The clearest difference is rating: Yayday! at 4.5 against Allergy Force's 3.0. Yayday! also leads on in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 3 months). On price, ratings volume, ads and monetization model 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. Allergy Force sells 2 in-app purchases, starting at $1.99 per month. Yayday! asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Yayday! holds the better App Store score, 4.5 against 3.0. Both are backed by a comparable volume of ratings — 15 and 36 respectively. Written reviews point the same way: 67% of Allergy Force's written reviews are positive against 80% of Yayday!'s.

UpkeepUpdate frequency

Allergy Force ships an update every 3 months, Yayday! every 3 weeks. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Allergy Force versus Yayday!: the parameters behind the verdict, then further details
ParameterAllergy ForceYayday!
PriceFreeFree
Rating3.0 (15 ratings)4.5 (36 ratings) — better
Positive reviews66.7% of reviews80.0% of reviews — better
Number of ratings1536 — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better14.0
Further details — not scored
Size42 MB82 MB
Age rating4+12+
DeveloperAllergy Force, LLCFree Birthday Fun, LLC

Customer experience

Allergy Force

All ratings15 ratings
Positive46.7%
Neutral6.7%
Negative46.7%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Yayday!

All ratings34 ratings
Positive91.2%
Neutral0.0%
Negative8.8%
Written reviews15 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

2 purchases

Allergy Force

Subscriptions2
  • Monthly Subscription Plan14 Days trial$1.991 Month
  • Yearly Subscription Plan14 Days trial2 variants$19.991 Year
None

Yayday!

No in-app purchases

Questions

Is Allergy Force free?
Allergy Force is free to download, with in-app purchases available.
Is Yayday! free?
Yayday! is free to download, with no in-app purchases.
Which has better reviews, Allergy Force or Yayday!?
Yayday! is rated higher. Allergy Force averages 3.0 out of 5 from 15 ratings, while Yayday! averages 4.5 from 36 ratings.
Do Allergy Force or Yayday! have ads?
Both Allergy Force and Yayday! show ads.
Which is updated more often, Allergy Force or Yayday!?
Allergy Force ships an update every 3 months, and Yayday! every 3 weeks. Most recently, Allergy Force was updated on October 24, 2026 and Yayday! on October 24, 2026.

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