Comparison

Vaccines Log vs COVapp

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

Head to head
About

Vaccines Log

Easily track vaccination schedules and logs for children and adults. Receive reminders for upcoming shots and access detailed vaccine information. Securely back up your data and export records.

Highlights
  • Track unlimited user schedules
  • View days left for next vaccine
  • Detailed routine vaccine schedules
  • Set vaccine reminders
  • Log taken vaccines
  • Export vaccine logs via email
  • Passcode protection
Features
Read full description

Use Vaccines Log to track vaccines schedule and the taken logs for your babies and also yourself. Kids need to be taken vaccines with strict schedule, you can use this app to check days left for next vaccines, which vaccines are due, the routines vaccines and non-vaccines, the taken logs and general introduce of vaccines. Also you can set reminder for every vaccines to confirm you will not miss it. Keep a close eye on the vaccines for your kids with this app at any time and in anywhere. Key Features: ⁃ Track unlimited users’ schedule separately. ⁃ Check days left for next vaccine. ⁃ Check number of due vaccines. ⁃ Detailed schedule for routine vaccines. ⁃ General introduction for vaccines. ⁃ Keep vaccines taken logs with due date, given status, given date, place, manufacturer name and vaccine number. ⁃ Show time of next given date for each routine vaccine. ⁃ Set Reminder for each vaccine. ⁃ Check CDC program for each age group. ⁃ Export vaccines taken logs by email. ⁃ Passcode protection. ⁃ Dropbox backup and restore. ⁃ Supports universal version (available on both iPhone and iPad). Please contact us by email for any feedback or suggestion: linklinksapp@tom.com.

About

COVapp

Participate in scientific research by logging daily symptoms and accessing information about viruses. The app prioritizes user privacy by not collecting personal data beyond manually entered symptoms after consent is given.

Highlights
  • Daily symptom diary
  • Virus information and FAQs
  • Scientific research participation
  • User consent for data collection
  • Privacy-focused data handling
Read full description

COVapp gives you the opportunity to participate in scientific research. When you have created an account (emailaddres and phonenumber for 2-step verification login), you can login and use the app. The app doesn't collect any personal information. You can fill in a daily diary (list of symptoms) and see information about the virus and see FAQ about it. When you start, you have to give your consent, else you can't fill in the daily diary and the app doesn't collect this data. The app does not collect any other data from your device, other then the you manually enter (symtpoms).

Screenshots

Vaccines Log4 screens
COVapp4 screens

Verdict

The call

The clearest difference is rating: Vaccines Log at 3.5 against COVapp's 1.0. Vaccines Log also leads on review sentiment (36% vs 6%) and ratings volume (27 vs 1). COVapp's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price 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. Vaccines Log sells 2 in-app purchases, starting at $1.99 per 6 months. COVapp asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Vaccines Log holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: Vaccines Log has 27 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 36% of Vaccines Log's written reviews are positive against 6% of COVapp's.

UpkeepUpdate frequency

Vaccines Log ships an update every 7 months, COVapp every 3 weeks. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

Scorecard8 real differences · 2 level
Vaccines Log versus COVapp: the parameters behind the verdict, then further details
ParameterVaccines LogCOVapp
PriceFreeFree
Rating3.5 (27 ratings) — better1.0 (1 ratings)
Positive reviews36.4% of reviews — better6.0% of reviews
Number of ratings27 — better1
Update frequencyEvery 7 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.69.0 — better
Further details — not scored
Size68 MB119 MB
Age rating4+4+
DeveloperLINKLINKS LTDYour Research B.V.

Customer experience

Vaccines Log

All ratings27 ratings
Positive59.3%
Neutral11.1%
Negative29.6%
Written reviews11 reviews
Positive36.4%
Neutral9.1%
Negative54.5%

COVapp

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews50 reviews
Positive6.0%
Neutral2.0%
Negative92.0%

In-app purchases

2 purchases

Vaccines Log

Subscriptions1
  • Premium - 6 months14 Days trial$1.996 Months
One-time1
  • Pro Version$19.99
None

COVapp

No in-app purchases

Questions

Is Vaccines Log free?
Vaccines Log is free to download, with in-app purchases available.
Is COVapp free?
COVapp is free to download, with no in-app purchases.
Which has better reviews, Vaccines Log or COVapp?
Vaccines Log is rated higher. Vaccines Log averages 3.5 out of 5 from 27 ratings, while COVapp averages 1.0 from 1 ratings.
Do Vaccines Log or COVapp have ads?
Vaccines Log shows ads; COVapp does not.
Which is updated more often, Vaccines Log or COVapp?
Vaccines Log ships an update every 7 months, and COVapp every 3 weeks. Most recently, Vaccines Log was updated on October 24, 2026 and COVapp on October 19, 2026.

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