Linify vs Underboss
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linify
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Linify – Book appointments and join queues instantly. Skip the lines and save time. With Linify you can easily book a table at your favorite restaurant, schedule an appointment with your stylist, dentist, doctor, or get a turn at the bank, government office, or any service. Key features: Real-time queue management and live turns Book appointments 24/7 from anywhere Find nearby branches with improved map search Instant notifications when it’s your turn Manage all your appointments in one place Quick and secure account access Whether you need a haircut, medical appointment, or simply want to avoid waiting at the bank, Linify makes everything faster and easier. Download Linify now and take control of your time.
Underboss
Automate scheduling, invoicing, and payment reminders for your service-based business. This AI-powered tool streamlines client tracking and payment matching, freeing you to focus on your craft.
- Automated invoicing and reminders
- Client tracking and service logs
- Smart payment matching
- AI-powered automation
- Streamlined business operations
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Underboss handles the tasks you hate, so you can do what you love. Built for solopreneurs running hands-on, recurring service businesses — like coaches, tutors, trainers, and cleaners — Underboss is your silent second-in-command. It takes care of scheduling, invoicing, payment reminders, and client tracking, all with AI quietly doing the heavy lifting in the background. Key Features: • Easy Client Tracking Add clients, services, and pricing. Underboss keeps tabs on attendance, billing, and who owes what. • Auto Invoicing & Reminders Send invoices automatically. Underboss follows up with friendly reminders—no more awkward payment chases. • Smart Payment Matching Whether they pay with Venmo, cash, or something else, Underboss matches payments to the right client and charge. • Clean Service Logs Keep a record of what you did, when, and for who—without any spreadsheets. • AI That Works Behind the Scenes Underboss simplifies, streamlines, and supports—so you stay focused on your craft. Perfect for: Tutors, coaches, nutritionists, pet pros, home organizers, freelancers, and anyone running a recurring service biz solo. Download Underboss and stop doing everything yourself. You’re the boss. We handle the busywork.
Screenshots
Verdict
The clearest difference is iOS requirement: Linify at 15.1 against Underboss's 18.0. On price, update cadence, 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.
Linify ships an update every 2 weeks, Underboss weekly. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | Linify | Underboss |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.7 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.0 |
| Further details — not scored | ||
| Size | 58 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Linify SAS | Modfin |
In-app purchases
Linify
No in-app purchases
Underboss
No in-app purchases








