Traintek vs Lerf
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Traintek
This platform helps trainers manage clients, scheduling, payments, and communication in one place. It streamlines the entire training workflow, from booking to follow-up, allowing trainers to focus more on coaching.
- Client management
- Session scheduling
- Payment processing
- Direct messaging
- Session tracking
- Analytics dashboard
- AI chat support
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TrainTek is an all-in-one platform for trainers to manage scheduling, messaging, clients, payments, and session tracking in one place. Built for trainers and the players they work with, TrainTek keeps the training workflow organized from booking to follow-up. Trainers can manage availability, review booking activity, communicate with clients, track sessions, and offer flexible payment options without relying on separate tools. For trainers: - Manage clients, notes, session history, and individual rates - Set availability and manage training sessions from the calendar - Review booking requests and upcoming sessions - Message clients directly and use channels for group communication - Track analytics for sessions, revenue, and client activity - Offer custom payment options, session packs, deals, and group sessions - Share invite links or QR codes so players can connect with your account For players: - Book sessions with connected trainers - View upcoming and past sessions - Message trainers in real time - Pay for sessions, packs, or group training when available - Receive important booking, payment, and session updates TrainTek helps trainers spend less time coordinating and more time coaching.
Lerf
This app helps you regain control of your screen time by blocking distracting applications during specific periods. It offers flexible blocking modes and ambient sounds to support relaxation, study, or sleep. The focus is on protecting your time and peace without intrusive tracking.
- Block distracting apps
- Set custom session timers
- Easy and Strict blocking modes
- Ambient soundscapes
- Designed for minimal interaction
- Protect personal time
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Lerf protects your time from the apps designed to take it. 10 minutes on your phone turned into 2 hours. Again. Do Not Disturb stops notifications. Lerf is an off-switch for the apps you keep opening on autopilot. Start a session, choose the apps to block, and step away from distractions. No dashboards. No streaks. No account. Nothing to check. For focusing: work or study without negotiating with your phone. For relaxing: block distracting apps at night. They unlock when your session ends. For being present: dinners, workouts, and time with the people you care about. Easy Mode lets you end a session early with a press and hold. Strict Mode keeps your apps blocked until the timer ends. Lerf Tags give your phone a physical off-switch. Tap your iPhone to a Lerf Tag to block or unblock apps. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://lerfapp.com/privacy
Screenshots
Verdict
The clearest difference is update cadence: Lerf at every 5 days against Traintek's every 5 weeks. Lerf also leads on ratings volume (14 vs 3) and iOS requirement (17.0 vs 26.0). On price, rating, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Traintek against 5.0 for Lerf. Both are backed by a comparable volume of ratings — 3 and 14 respectively.
Traintek ships an update every 5 weeks, Lerf every 5 days. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.
| Parameter | Traintek | Lerf |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (14 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 3 | 14 — better |
| Update frequency | Every 5 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 47 MB | 20 MB |
| Age rating | 17+ | 4+ |
| Developer | TrainTek, LLC | Grant Hergenroeder |
Customer experience
Traintek
Lerf
In-app purchases
Traintek
No in-app purchases
Lerf
No in-app purchases









