Overview
CacheFly, founded in 2007 and headquartered in Chicago, Illinois, is a vertical CDN acceleration provider specialized in media streaming and large file delivery. Unlike general-purpose CDNs, CacheFly focuses on three verticals from the start: video streaming (live and VOD), large file delivery (software, firmware, game clients), and audio streaming—standing out in the CDN provider selection guide.
On infrastructure, CacheFly operates 30+ edge nodes across six continents, each directly connected to Tier 1 backbones with 100Gbps-level architecture, hosted in Equinix/Telx top-tier data centers, prioritizing media-consumption hotspots. Its per-bit billing differs from most CDNs' per-GB, suiting fine-grained cost management. Core barriers are protocol-layer optimization and throughput, serving hundreds of media companies, game publishers, and software enterprises.
Key Strengths
- Deep streaming protocol optimization: End-to-end optimization of HLS (incl. Low-Latency HLS), DASH, RTMP, and RTSP; live latency of 3-5s (LL-HLS), 1-3s with RTMP; ABR switching smooths downgrades during network fluctuation, avoiding stutter and black screens.
- Large-file acceleration engine: Resume support (HTTP Range optimization), multi-threaded segmented download, and smart routing for GB-to-TB files; measured 30%-50% faster than general CDNs, especially on lossy long-haul transfers.
- Million-scale concurrency throughput: 100Gbps per node and Tbps-scale total capacity, stably handling millions of simultaneous downloads or plays during game releases, global software updates, and major live events.
- Global nodes with direct backbone: 30+ nodes across North America, Europe, Asia-Pacific, South America, and the Middle East on Tier 1 backbones in Tier 3+ data centers (redundant power, multi-path, 24/7 security).
- Real-time analytics and visualization: Minute-granularity bandwidth monitoring, request heatmaps, popular content rankings, and user geography; RESTful API for raw logs and stats with scheduled custom reports.
Product Ecosystem
Streaming Acceleration
HLS, LL-HLS, MPEG-DASH, RTMP, and RTSP for live and VOD with adaptive bitrate for stable playback; see video streaming CDN acceleration.
Large File Delivery
Optimized for software installers, game clients, and firmware images with resume, multi-threaded segmented download, and smart routing.
Static CDN Acceleration
Traditional static resource acceleration with custom cache rules, SSL/TLS certificate management, and access control.
Real-time Analytics Platform
Console monitors traffic, bandwidth, and cache hit ratio in real time with RESTful API data pull and scheduled reports.
Security Features
SSL/TLS certificate management (Let's Encrypt free and custom), token anti-hotlinking, and basic access control.
Limitations
- Higher price barrier: Per-bit billing targets media and enterprise customers, typically 3-5x value CDNs like Bunny CDN, often requiring annual contracts and minimum commitments; see the CDN cost optimization guide.
- Weak general web acceleration: Highly focused on media and large files, lacking built-in WAF, Bot management, and edge computing—not ideal for dynamic site acceleration.
- Vertical-only brand awareness: Influence concentrated in streaming, game delivery, and software delivery circles; far less known than Cloudflare, Akamai, and Fastly.
Use Cases
- HD video streaming platforms (★★★★★): IPTV, online education, concert live, and e-sports with low-latency optimization and adaptive bitrate.
- Game client distribution (★★★★★): 50-150GB AAA installers with high concurrency and large-file optimization for millions of simultaneous downloads.
- Global software and firmware distribution (★★★★★): OS images, enterprise suites, and IoT firmware with resume and smart routing boosting download success.
- Audio streaming distribution (★★★★): Music streaming, podcast hosting, and online radio with reliable delivery.
- Large enterprise mixed content (★★★★): For video + software download + static acceleration, CacheFly as the core media CDN paired with a general CDN for multi-CDN strategy.
Pricing
| Service | Billing | Price | Notes |
|---|---|---|---|
| Streaming Acceleration | Bandwidth (95th percentile) | Custom quote | Committed tiers, 24/7 support |
| Large File Delivery | Bandwidth/traffic hybrid | Custom quote | Regional pricing |
| Static CDN | Traffic (per-bit) | Custom quote | Minimum usage, volume discounts |
| Value-added Services | On-demand | Custom quote | SSL, real-time logs, custom reports |
| Minimum Commitment | Monthly | Contract-dependent | Enterprise contracts |
Actual quotes vary by contract term, committed volume, and services; contact CacheFly sales.
FAQ
- Core difference from Cloudflare? CacheFly is a vertical media CDN with significant streaming and large-file performance; Cloudflare is a general CDN + security platform covering broadly but with less media specialization—choose CacheFly for video/games, Cloudflare for general acceleration and security.
- Does it support HTTPS and custom domains? Yes, automated SSL/TLS management (incl. Let's Encrypt) and custom certificate upload, TLS 1.2 minimum with TLS 1.3 recommended, CNAME onboarding in 15-30 minutes; see CDN SSL/TLS best practices.
- Is there a free tier or trial? No permanent free tier; contact sales for time- and traffic-limited trials; see the CDN beginner's guide.
- What is the live latency? Standard HLS 6-10s; LL-HLS 3-5s; RTMP + HLS hybrid 1-3s, varying with ingest config, encoding, and player buffering; see video streaming CDN acceleration.
- Does it support multi-CDN load balancing? CacheFly itself does not orchestrate multi-CDN but serves as a media delivery node paired with a general CDN for cost-performance balance; see the multi-CDN load balancing guide.