SiyouPay vs Derps
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SiyouPay
A professional payment management app for merchants, offering tools for payment collection, expense tracking, sales analytics, and POS management. It provides multi-entity and store management with robust security features and multi-language support.
- Payment collection with multiple methods
- Expense tracking for financial management
- Real-time sales analytics and insights
- Centralized POS device management
- Multi-entity and store management
- Bank-level security encryption
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SiyouPay is a professional payment management app that provides comprehensive payment solutions for merchants. Core Features • Payment Collection - Process customer payments quickly with multiple payment methods • Expense Tracking - Record daily business expenses for better financial management • Sales Analytics - View real-time transaction data and business insights • POS Management - Centrally manage multiple POS devices for improved efficiency Data Analytics • View transaction statistics by day/week/month/quarter/year • Intuitive charts showing revenue trends • Detailed transaction records and statements • Support for refund processing and record queries Business Management • Multi-entity Management - Support for multiple legal entities • Store Management - Add and manage multiple store locations • Account Verification - Comprehensive KYC certification process • Security Protection - PIN lock and Face ID unlock Multi-language Support Supports 12 languages including Chinese, English, Italian, and more for international needs. Secure & Reliable • Bank-level security encryption • Two-factor authentication • Local PIN protection • Biometric unlock Perfect for small businesses, retail stores, restaurants, and any business requiring payment management solutions.
Derps
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Derps is your all-in-one workplace app for teams that need chat, tasks, projects, and daily operations in one place. Stay productive Manage projects and tasks with clear statuses, filters, and assignees Track progress from Pending to Completed Open task details, add subtasks, and stay aligned with your team Communicate instantly Team and direct chat with replies, forwards, and media Voice notes, emoji, and meeting links from chat Real-time notifications so you never miss updates Workday essentials Clock in and out with attendance tracking Calendar and meetings Tickets, memos, and role-based dashboards Built for your organization Secure sign-in for your company workspace Personalized home screen with shortcuts Access tailored to your role and permissions Whether you’re in the office or on the go, Derps keeps your work, conversations, and updates in sync.
Screenshots
Verdict
The clearest difference is iOS requirement: Derps at 15.1 against SiyouPay's 18.4. 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.
SiyouPay ships an update every 2 weeks, Derps fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | SiyouPay | Derps |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 131 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | SIYOU TECHNOLOGY S.R.L | DOLPHINPOS,LLC |
In-app purchases
SiyouPay
No in-app purchases
Derps
No in-app purchases









