AppBlocker vs Subnet CIDR Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AppBlocker
This app helps you reduce phone addiction and increase focus by blocking distracting apps and websites. Set schedules, limits, and strict modes to reclaim your time and boost productivity.
- Quickly block apps and sites
- Scheduled blocking for routines
- Set daily app limits
- Strict mode for maximum protection
- Customizable block lists
- Privacy-focused data handling
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Addicted to the phone for 3 to 4 hours a day? Want to focus better, be more productive, and minimize your screen time? APP BLOCKER is one of the greatest focus apps for you. APP BLOCKER will help you block annoying apps & websites, save at least 80% of screen time and focus better. Let’s block apps right now! FEATURES - Quickly block: Blocking apps and sites with one click. - Scheduled block: Set daily working hours, sleep and routines, block apps automatically every day. It's so convenient ! -Powerful app limits:Set a daily limit on your phone entertainment, and let's together discover the perfect balance between relaxation and self-management ! - Strict mode: Maximum protection, you can’t cancel or bypass the timer you set. - Create a personalized block list: You can customize your block list with all apps and sites on your phone, including: - adult content - TikTok - Instagram - Facebook - youtube - Snapchat - Netflix - Tinder - Hinge - Bumble - ... APP BLOCKER uses screen time API to block apps and websites. We do not collect or share any of your data. It stays private and never leaves your phone. Subscription payments will be charged to your App Store account at confirmation of your purchase. Subscriptions will automatically renew and you will be charged unless auto-renew is turned off or unless you cancel at least 24 hours prior to the end of the current subscription or trial period. Any unused portion of a free trial period will be forfeited when you purchase a premium subscription during the free trial period. The cost of renewal depends on the Subscription Plan you choose. Email: helpforapp1024@gmail.com Terms of Use:https://j9kwo05evf.feishu.cn/docx/EyWZdLLEDozi8gxcRMzcldKLnth?from=from_copylink Privacy Policy:https://j9kwo05evf.feishu.cn/docx/QQRzdUBfkoOiVjx88SbcrpX2nDb?from=from_copylink
Subnet CIDR Pro
This app is a fast and accurate IPv4 subnet calculator and visual planner for network professionals and students. It offers instant calculations, VLSM planning, and a comprehensive CIDR reference, all while operating offline with no ads or tracking.
- Instant IPv4 & CIDR calculation
- Visual VLSM subnet planner
- Complete CIDR & mask reference
- Offline operation
- No ads or tracking
- One-tap copying
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Subnet CIDR Pro is a focused, offline-first network calculator and VLSM planner built for network engineers, sysadmins, homelab users, and IT students. From quick /30 interface checks to full multi-VLAN allocation plans, get accurate IPv4 subnetting and address tooling directly on your iPhone and iPad—with zero tracking, zero ads, and 100% local calculation. IPv4 & CIDR CALCULATOR • Full Range Support: Calculate any prefix from /0 to /32 • Essential Telemetry: Network, broadcast, subnet mask, wildcard mask, and usable host ranges • Host Capacity: Instant breakdown of total addresses vs. usable host capacity • Modern Link Handling: Full support for /31 point-to-point links (RFC 3021) and /32 host routes • Binary Inspection: Visualize network vs. host bits in clear binary layout • Mask Conversion: Seamless conversion between CIDR prefixes, subnet masks, and wildcard masks • One-Tap Copy: Copy individual values or complete formatted network summaries VLSM NETWORK PLANNING • Requirement-Driven Allocation: Subnet a parent IPv4 block based on exact host requirements • VLAN & Naming: Assign custom network labels and VLAN IDs per subnet • Growth Headroom: Configurable growth reserve percentage per allocation • Gateway Reservation: Optional automatic reservation for default gateway addresses • Space Optimization: View allocated CIDRs alongside remaining unallocated blocks • Overflow Warnings: Instant alerts when requirements exceed parent network capacity ADDRESS TOOLS & IP MATH • Subnet Compare: Test two subnets for containment, overlap, equality, or isolation • IP Membership: Verify instantly whether an IPv4 address belongs to a target network • Range to CIDR: Convert arbitrary start/end IP ranges into minimal exact CIDR blocks • Subnet Splitting: Break down any network into equal-sized child subnets • Supernetting: Summarize adjacent or overlapping subnets into clean aggregation blocks PROJECT WORKSPACE & EXPORT • Project History: Save named planning projects, reopen, rename, or duplicate anytime • Auto-Save: Automatically preserves your current planning draft • Data Export: Export complete subnet plans and available address blocks as CSV • Clipboard Sharing: One-tap copy for formatted plain-text documentation CIDR QUICK REFERENCE TABLE • Interactive reference matrix for all prefixes (/0 to /32) • Searchable by prefix, dotted-decimal mask, wildcard mask, or usable host count • Fast reference copying for switch and firewall configuration DESIGNED FOR iOS & iPadOS • High-contrast dark interface tailored for server rooms and night operations • Adaptive iPad workspace: side-by-side inputs, live results, and wide allocation tables • Localized in 13 languages: English, Simplified & Traditional Chinese, German, French, Japanese, Korean, Italian, Spanish, Brazilian Portuguese, Arabic, Dutch, and Turkish 100% OFFLINE & PRIVATE • Calculations run purely on your device • No account required, no telemetry SDKs, no ads, and no in-app purchases Terms of Use: https://subnet.opshome.run/terms/ Privacy Policy: https://subnet.opshome.run/privacy/ Support: https://subnet.opshome.run/support/
Screenshots
Verdict
The clearest difference is in-app purchases: Subnet CIDR Pro at none against AppBlocker's 2. Subnet CIDR Pro also leads on rating (5.0 vs 4.7) and update cadence (fortnightly vs every 2 months). On price, ratings volume, 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. AppBlocker sells 2 in-app purchases, starting at $4.99 per month. Subnet CIDR Pro asks for nothing beyond the download.
Subnet CIDR Pro holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.
AppBlocker ships an update every 2 months, Subnet CIDR Pro fortnightly. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | AppBlocker | Subnet CIDR Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 2 |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 彦辉 侯 | 超 张 |
Customer experience
AppBlocker
Subnet CIDR Pro
In-app purchases
AppBlocker
- month Pro$4.991 Month
- life_time$89.99
Subnet CIDR Pro
No in-app purchases






