Comparison

Carbohydrate Log vs SignalButton

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

Head to head
About

Carbohydrate Log

Features
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An app that allows you to record, manage, and analyze your daily carbohydrate intake. The operation is very simple! Just open the app, enter the food you ate and its carbohydrate amount, and tap the save button. By registering the food name and carbohydrate amount in the β€œFavorite List," you can easily select them from the list for future entry. On the "Analysis" screen, you can view your weekly and monthly carbohydrate intake through charts,, which is useful when reviewing your dietary habits. Even if you happen to forget to record your intake, you can add past data from the "History" screen, Β so there's no need to worry. ● Features ・Simple design and easy to use. ・No bothersome login. ・Detailed analysis of carbohydrate intake on the analysis screen. ●Disclaimer This App is not medical or treatment advice. It is neither professional diagnosis, opinion or service – and may not be treated as such by the user. We strongly recommend that you consult your own physician or another available health professional regarding any diagnosis, findings or interpretation. ● Privacy Policy https://apps.seeds-digital.com/privacy-policy/ ● Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SignalButton

Features
Read full description

SignalButton empowers individuals with limited mobility and non-verbal users to communicate and call for help independently. WHAT IS SIGNALBUTTON? SignalButton is a communication and accessibility app designed for individuals in care centers, senior living communities, and home care settings. The app provides large, easy-to-tap buttons that enable users to call care staff and communicate pre-prepared messages through text-to-speech synthesis. WHO IS IT FOR? β€’ Elderly users with limited motor control β€’ Non-verbal individuals β€’ People with paralysis or severe mobility restrictions β€’ Individuals in care settings who need simplified communication β€’ Anyone who benefits from large-button communication interfaces KEY FEATURES - Large, high-contrast buttons for easy tapping - Pre-recorded and text-to-speech message delivery - One-tap calling to configured care recipients - Talk button for real-time voice calls - Customizable message library - Simple, intuitive interface designed for accessibility HOW IT WORKS 1. Set up your care center contacts and emergency recipients 2. Create or select pre-prepared messages (e.g., "I need help," "I'm thirsty") 3. Tap large buttons to send messages or call recipients 4. Care center staff receive your calls and messages in real time SUBSCRIPTION INFORMATION (In-App Purchase Required) SignalButton requires a paid subscription to use after the free trial period. A 7-day free trial is included so you can explore all features before committing. β€’ Monthly Plan β€” Recurring monthly subscription β€’ Annual Plan β€” Discounted annual subscription (save 15%) Both plans include unlimited calling and messaging. Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions in Settings > [your name] > Subscriptions. Unlimited number of calls. limit of 10 minutes per call. PRIVACY & ACCESSIBILITY β€’ Designed with WCAG AA+ accessibility standards β€’ Full privacy control β€” contacts and messages stored on your device β€’ Audio calls transmitted securely to recipients Terms of Use: https://webfrontend.redsky-9bd51384.westcentralus.azurecontainerapps.io/terms Privacy Policy: https://webfrontend.redsky-9bd51384.westcentralus.azurecontainerapps.io/privacy IMPORTANT: SignalButton is a communication tool, not an emergency service or medical device. For life-threatening situations, contact emergency services (911 in the US).

Screenshots

Carbohydrate Log4 screens
SignalButton4 screens

Verdict

The call

The clearest difference is ads: SignalButton at none against Carbohydrate Log's shown. Carbohydrate Log's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Carbohydrate Log sells 3 in-app purchases, starting at $0.99 per month and SignalButton sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Carbohydrate Log ships an update every 10 days, SignalButton every 2 weeks. The most recent releases landed on September 28, 2026 and October 9, 2026 respectively.

Scorecard2 real differences Β· 4 level
Carbohydrate Log versus SignalButton: the parameters behind the verdict, then further details
ParameterCarbohydrate LogSignalButton
PriceFreeFree
Update frequencyEvery 10 days β€” betterEvery 2 weeks
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 β€” better15.0
Further details β€” not scored
Size51 MB89 MB
Age rating17+17+
DeveloperNAOYA ONOANIMAL HEALTH PUBLICATIONS, L.L.C.

In-app purchases

3 purchases

Carbohydrate Log

Subscriptions1
  • Premium Plan$0.991 Month
One-time2
  • Support Developer$0.99
  • Remove ads$24.99
2 purchases

SignalButton

Subscriptions2
  • SignalButton Monthly Access7 Days trial$5.991 Month
  • SignalButton Yearly Access7 Days trial$59.991 Year

Questions

Is Carbohydrate Log free?
Carbohydrate Log is free to download, with in-app purchases available.
Is SignalButton free?
SignalButton is free to download, with in-app purchases available.
Do Carbohydrate Log or SignalButton have ads?
Carbohydrate Log shows ads; SignalButton does not.
Which is updated more often, Carbohydrate Log or SignalButton?
Carbohydrate Log ships an update every 10 days, and SignalButton every 2 weeks. Most recently, Carbohydrate Log was updated on September 28, 2026 and SignalButton on October 9, 2026.

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