Acuity Studios vs Profit Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Acuity Studios
Contribute to AI development by completing simple tasks and earn rewards for your efforts. Join a global community dedicated to making technology smarter and more accurate through your participation.
- Complete AI-related tasks
- Earn rewards for participation
- Contribute to AI training
- Join a global community
- Shape AI technology
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Contribute to AI, complete tasks, and earn rewards while making an impact. Join our community and help improve artificial intelligence by completing simple and engaging tasks. Your contributions directly support AI training, making technology smarter and more accurate. Complete a variety of AI-related tasks anytime, anywhere Earn rewards for your participation Help shape the future of AI technology Be part of a global community making a difference Start today; every task you complete helps AI learn and grow.
Profit Timer
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Profit Timer is the ultimate tool for freelancers, contractors, and everyone working in data annotation or AI training. Stop guessing your earnings and start tracking your success in real-time. Whether you need to monitor your hourly rate, calculate tax reserves, or generate professional invoices for your clients, Profit Timer is designed to keep your workflow simple and your finances transparent. KEY FEATURES: • LIVE EARNINGS Watch your income grow second by second based on your customized hourly rate. Take breaks without losing your session data. • PROFESSIONAL PDF INVOICES Generate and export polished, ready-to-send invoices with a single tap. Group your work by month or year to keep clients and tax authorities happy. • SMART FINANCIAL INSIGHTS Get a clear overview of your total time, average hourly rate, and most importantly: your actual net profit after automatically calculated tax reserves. • AUTOMATIC CURRENCY CONVERSION Working in USD but living in the EUR zone? Profit Timer handles live exchange rates for you, showing exactly what you earn in your home currency. • PRIVACY FIRST (NO CLOUD) Your data belongs to you. All work sessions, rates, and personal details are stored 100% locally on your device. We do not track you, and we have no access to your earnings. Download Profit Timer today and take full control of your freelance business! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Acuity Studios at none against Profit Timer's 3. Acuity Studios also leads on iOS requirement (16 vs 18.0). On price, update cadence, ads 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
Both are free to download. Profit Timer sells 3 in-app purchases, starting at $1.99 per month. Acuity Studios asks for nothing beyond the download.
Acuity Studios ships an update every 4 days, Profit Timer every 3 days. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.
| Parameter | Acuity Studios | Profit Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (8 ratings) — better | — |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 4 days | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 16 — better | 18.0 |
| Further details — not scored | ||
| Size | 75 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Acuity Platforms Inc. | Benjamin Fahrwald |
In-app purchases
Acuity Studios
No in-app purchases
Profit Timer
- Profit Timer Pro$1.991 Month
- Profit Timer Pro7 Days trial$14.991 Year
- Profit Timer Pro (Lifetime)$34.99









