Comparison

Comma vs ProteinLog

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

Head to head
About

Comma

Features
Read full description

Comma: Privacy First Period Tracking We built Comma after seeing a constant stream of news about privacy breaches. We believe that period tracking apps are useful tools, and that you should be able to trust them not to pass around your most sensitive data. Why is Comma different to other period apps? - We built Comma from the ground up with privacy in mind. We don't analyze our users, track any data, or give sensitive information to third parties. Even when accepting payments, we make sure to handle them through secure means. - No rough edges - Comma has a cozy theming and is simple to use - Early warnings - Comma calculates when your next period is expected to arrive, and notifies you beforehand so that you can be prepared - Cozy design - our icon packs add a more personalized feeling What are some key Comma features 
- Symptom prediction: We have a system which analyzes your past cycles and predicts what you are likely to experience in the days leading up to, and throughout your period - Early warning notifications: we have notifications to give you early warning on when we predict your next period will start so that you aren’t caught unaware - Custom symptoms: track things that matter to you that may not traditionally be covered - Cute icon packs: Have a more comfortable experience with a lighter feeling logger - Data exports: Share your cycle information quickly with your healthcare provider, or analyze it yourself What makes Comma the best period app for you? - If you want to keep your information super private, this is the app for you - If you want something with a more human than clinical feeling, then we've got you covered - If you want something built by a small trustworthy team rather than a big corporation, then get downloading! We offer a Comma Plus Subscription! Comma Plus unlocks enhanced features to personalize your health tracking experience: - Access to exclusive monster and plant icon packs - Create and manage custom symptom tracking categories https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms: https://whiostudios.com/comma-terms

About

ProteinLog

This AI-powered app simplifies nutrition tracking by allowing users to log meals via photo, voice, text, or barcode. It provides detailed insights into calories, macros, and food quality to support various health goals like fat loss or muscle gain.

Highlights
  • AI-powered meal logging (photo, voice, text)
  • Barcode scanning for packaged foods
  • Detailed calorie and macro tracking
  • Food quality insights
  • Apple Watch and Health integration
  • Saved meals and quick templates
Features
Read full description

Track nutrition in seconds, not minutes. ProteinLog is an AI-powered calorie tracker, macro tracker, and protein tracker for iPhone and Apple Watch. Log meals with a photo, your voice, text, barcode scanning, saved meals, or food and recipe search. Whether your goal is fat loss, muscle gain, or simply eating better, ProteinLog helps you stay consistent without the friction of manual food logging. It’s a faster food tracker, nutrition tracker, and food diary built for real life. How it works • Snap a photo, speak, type, scan, or search for your food • ProteinLog identifies foods and estimates portions • Nutrition is matched against verified food databases • See calories, protein, carbs, fat, and deeper nutrition insights Features • Eat Well Insights Go beyond calories with simple food quality insights designed to help you build better habits. • Apple Watch and Apple Health Integration Check your nutrition on the go and keep your data in sync across iPhone and Apple Watch. • Saved Meals and Quick Templates Re-log your go-to meals in one tap and save time on repeat entries. • AI Photo, Voice, and Text Logging Log meals the way that suits you best. Snap a photo, describe what you ate, or type it naturally. • Calorie, Macro, and Protein Tracking Track calories, protein, carbs, and fat in one clean app designed to make daily logging easier. • Food and Recipe Database Search individual foods or full recipes from trusted nutrition sources. • Detailed Meal Breakdowns See what was identified in each meal, including item-level macros and more detailed nutrition data. • Barcode Scanner Quickly log packaged foods with built-in barcode support. ProteinLog is built to make food logging faster, simpler, and easier to stick with. SUBSCRIPTION INFORMATION: Protein Log requires an active subscription to access all features. Subscription options and pricing are presented within the app. Payment is charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription at any time in your Apple ID account settings. Legal Terms of Use: https://www.proteinlog.com/terms Privacy Policy: https://www.proteinlog.com/privacy

Screenshots

Comma4 screens
ProteinLog4 screens

Verdict

The call

The clearest difference is update cadence: ProteinLog at weekly against Comma's fortnightly. Comma's advantage is iOS requirement (18.2 vs 26.0). On price, ads, in-app purchases 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. Comma sells 3 in-app purchases, starting at $1.99 per month and ProteinLog sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Comma ships an update fortnightly, ProteinLog weekly. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.

Scorecard2 real differences · 7 level
Comma versus ProteinLog: the parameters behind the verdict, then further details
ParameterCommaProteinLog
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyFortnightlyWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Subscription
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS18.2 — better26.0
Further details — not scored
Size48 MB114 MB
Age rating12+4+
DeveloperWhio Studios Pty LtdSwiftful Dynamics

In-app purchases

3 purchases

Comma

Subscriptions2
  • Plus Monthly3 Days trial$1.991 Month
  • Plus Annual3 Days trial$12.991 Year
One-time1
  • Plus Lifetime$19.99
3 purchases

ProteinLog

Subscriptions3
  • Weekly$1.997 Days
  • ProteinLog Monthly7 Days trial$7.991 Month
  • ProteinLog Yearly$69.991 Year

Questions

Is Comma free?
Comma is free to download, with in-app purchases available.
Is ProteinLog free?
ProteinLog is free to download, with in-app purchases available.
Do Comma or ProteinLog have ads?
Neither Comma nor ProteinLog shows ads.
Which is updated more often, Comma or ProteinLog?
Comma ships an update fortnightly, and ProteinLog weekly. Most recently, Comma was updated on September 11, 2026 and ProteinLog on September 20, 2026.

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