Comet vs Eff Tracking
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Comet
This AI-powered life management tool helps you make optimal decisions by organizing tasks and providing personalized suggestions. It aims to reduce indecision and task-switching, allowing users to focus on their best next move.
- AI-powered life management
- Personalized, AI-optimized task lists
- Timely alerts and suggestions
- Seamless schedule adaptation
- Offload mental burden of organizing
Read full descriptionHide full description
Comet is the AI-powered life management partner that helps you make optimal decisions as easily as having a casual chat. With Comet, you can: - Offload the mental burden of organizing your life - Get personalized, AI-optimized task lists - Receive timely alerts and suggestions based on real-time data - Seamlessly adapt your schedule as priorities change Stop losing time to indecision and task-switching. Discover what you can achieve when you always know your best next move.
Eff Tracking
Visualize your weekly progress by tracking everyday effort. Plan your day with saved activities, log your accomplishments, and monitor your goals with visual breakdowns and historical charts. Collaborate with others through shared circles for enhanced accountability.
- Weekly Eff targets
- Saved Activities with Eff values
- Today planning
- Activity Logs and breakdowns
- Week-over-week History charts
- Partner and Group Circle sharing
- Offline access
Read full descriptionHide full description
Eff helps you turn everyday effort into visible weekly progress. Create reusable Saved Activities, assign each one an "Eff" value -- short for Effort --, and plan what belongs on Today. As your week unfolds, complete to-dos, quick-log favorites, and save Activity Logs that show exactly where your effort went. Set a weekly Eff target and track completed versus remaining Effs. Review color-coded breakdowns, see week-over-week History charts, and understand your progress without overcomplicating your routine. Eff also supports Partner and Group Circles for shared progress, shared history, and Circle reminders. Use Circles to stay aligned with a partner, small group, or accountability circle. Features include: • Weekly Eff targets • Saved Activities with Eff values, categories, colors, favorites, and schedules • Today planning with reusable activities and one-time to-dos • Quick logging from the Today screen • Activity Logs and color-coded breakdowns • Week-over-week History charts • Partner and Group Circle sharing • Local notifications for planning, unfinished items, weekly pace, inactive days, Circle updates, and sync attention • Offline access after onboarding, with supported changes queued until sync is available Start small, stay consistent, and make your weekly effort visible. Terms of Use: https://efftracking.app/terms Privacy Policy: https://efftracking.app/privacy
Screenshots
Verdict
The clearest difference is update cadence: Eff Tracking at every 2 weeks against Comet's monthly. Comet's advantage is iOS requirement (13.4 vs 18.0). On price, rating, ratings volume and ads 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
Both are free to download. Comet sells 4 in-app purchases, starting at $7.99 per month and Eff Tracking sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Comet against 5.0 for Eff Tracking. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
Comet ships an update monthly, Eff Tracking every 2 weeks. The most recent releases landed on October 19, 2026 and October 6, 2026 respectively.
| Parameter | Comet | Eff Tracking |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 18.0 |
| Further details — not scored | ||
| Size | 32 MB | 9 MB |
| Age rating | 17+ | 4+ |
| Developer | Luke Arnold | Atharva Fulay |
Customer experience
Comet
Eff Tracking
In-app purchases
Comet
- Pro Subscription Monthly$7.991 Month
- Pro Annual Subscription$79.991 Year
- Monthly Premium Plan$2.99
- Lifetime Premium Plan $12.99$12.99
Eff Tracking
- Partner Monthly2 Months trial$1.991 Month
- Group Monthly2 Months trial$9.991 Month
- Partner Annual2 Months trial$19.991 Year
Show 1 moreShow fewer
- Group Annual2 Months trial$99.991 Year









