Cloud mining allows users to mine Bitcoin (BTC) and Dogecoin (DOGE) without buying costly hardware. Instead of setting up expensive ASIC rigs, users rent computing power from cloud mining platforms to earn crypto rewards.
In 2025, finding a legit free cloud mining site is harder due to scams and low-profit contracts. However, some platforms still offer free mining bonuses, transparent pricing, and reliable payouts.
Below, we review the six best free Bitcoin and Dogecoin cloud mining platforms, focusing on profitability, security, and ease of use to help you choose wisely. 
Top 6 Free Bitcoin and Dogecoin Cloud Mining Platforms in 2025
| Platform | Rating | Free Mining Bonus | Best For |
|---|---|---|---|
| HEXminer | 9.8/10 |  $30 Free Bonus |
High short-term ROI & daily payouts |
| Genesis Mining | 9.0/10 |  No Free Plan |
Stable & reliable Bitcoin cloud mining |
| ECOS | 8.9/10 | Free Mining Trial |
Legal & regulated cloud mining |
| Kryptex | 8.7/10 | No Free Mining |
PC mining software & hybrid mining |
| NiceHash | 8.5/10 | No Free Mining |
Flexible hashrate marketplace |
| Bitdeer | 8.3/10 | No Free Mining |
Mining machine time-sharing & hardware rental |
1. HEXminer – 9.8/10 (Best Free Bitcoin & Dogecoin Cloud Mining Platform for Short-Term ROI)
HEXminer is one of the few cloud mining platforms that allow new users to mine Bitcoin and Dogecoin for free. By signing up, users receive a $30 free mining credit, which can be used to start earning immediately.
Why Choose HEXminer?
- Free $30 mining credit for new users
- Supports Bitcoin (BTC) and Dogecoin (DOGE) mining
- Daily payouts with no maintenance fees
- Multiple flexible mining contracts with high ROI
HEXminer Mining Contracts & Pricing
| Contract Name | Duration | Investment | Daily Return | Total Earnings | ROI |
| Newbie Special | 1 Day | $100 | $3 | $3 | 3% |
| Solar-AI-15TH | 3 Days | $500 | $10 | $30 | 6% |
| Hydro-AI-35TH | 3 Days | $1,100 | $25.3 | $75.9 | 6.9% |
| Wind-AI-120TH | 3 Days | $3,500 | $91 | $273 | 7.8% |
| Wind-AI-360TH | 3 Days | $8,500 | $230 | $690 | 8.1% |
| Geo-AI-540TH | 2 Days | $9,800 | $360 | $720 | 7.3% |
| Tidal-AI-750TH | 2 Days | $16,200 | $599.4 | $1,198.8 | 7.4% |
| Hydro-Titan-1.75PH | 3 Days | $35,000 | $1,400 | $4,200 | 12% |
| Tidal-X-5.5PH | 3 Days | $125,000 | $5,600 | $16,800 | 13.4% |
Rating: 9.8/10
Website: Click to visit HEXminer official website
2. Genesis Mining – 9.0/10 (Best for Long-Term Stability | Bitcoin Cloud Mining Service)
Genesis Mining is a well-established Bitcoin cloud mining service provider, operating since 2013. The platform specializes in stable and long-term Bitcoin and Dogecoin mining contracts, making it an excellent choice for investors looking for consistent earnings. While it does not offer free mining options, its professionally managed mining farms and reliable hash power rental make it a top player in the cloud mining industry.
Rating: 9.0/10
3. ECOS – 8.9/10 (Best Regulated Cloud Mining Platform | Legal Cloud Mining Platform)
ECOS is a legal cloud mining platform that operates with a government license in Armenia’s Free Economic Zone, ensuring compliance and transparency in Bitcoin and Dogecoin mining. New users can claim a free trial to experience mining profits before making an investment. With its regulated operations and trustworthy services, ECOS stands out as one of the most secure cloud mining platforms available.
Rating: 8.9/10
4. Kryptex – 8.7/10 (Best Hybrid Mining for BTC & DOGE | PC Mining Software)
Kryptex offers both cloud mining and GPU mining options, making it a leading PC mining software provider. Users can install its Windows application to utilize their computer’s idle processing power for mining and earning cryptocurrency. This platform is ideal for those looking to mine coins flexibly without investing in dedicated mining rigs.
Rating: 8.7/10
5. NiceHash – 8.5/10 (Best Hash Power Marketplace | Hashrate Marketplace)
NiceHash is the world’s leading hashrate marketplace, allowing users to buy and sell computing power. This platform is an excellent choice for investors who prefer a market-driven approach to mining and for miners who want to monetize their hardware by selling hash power. Unlike traditional cloud mining contracts, NiceHash offers real-time trading flexibility to optimize mining profits.
Rating: 8.5/10
6. Bitdeer – 8.3/10 (Best for Mining Hardware Rental | Mining Machine Time-Sharing Platform)
Bitdeer specializes in mining machine time-sharing, allowing users to rent real mining hardware and mine cryptocurrencies without owning a physical rig. The platform collaborates with top-tier mining farms worldwide, providing a stable and efficient mining experience while lowering technical and financial entry barriers. It is an excellent choice for investors seeking professional cloud mining services.
Rating: 8.3/10
Should You Choose a Short-Term or Long-Term Contract?
| Feature | Short-Term (1-3 Days) | Long-Term (30+ Days) |
| Best for | Quick profits | Stable earnings |
| Risk level | Higher | Lower |
| Recommended Platform | HEXminer | Genesis Mining |
How to Calculate Cloud Mining Profits?
Use this simple formula:
Mining Profit = Investment × Daily ROI × Contract Days
For example, with HEXminer’s Tidal-X-5.5PH contract:
- Investment: $125,000
- Daily Return: $5,600
- Contract Duration: 3 Days
- Total Profit: $5,600 × 3 = $16,800
Conclusion: Which Free Cloud Mining Site is Best?
Choosing the right Bitcoin and Dogecoin cloud mining platform in 2025 requires considering free mining opportunities, profitability, and security.
- If you’re looking for the best free cloud mining experience, HEXminer stands out with its $30 free mining bonus, making it the top choice for beginners and short-term investors.
- For those who prefer long-term stability, Genesis Mining is a trusted option with well-established contracts.
- For a regulated platform with a free trial, ECOS offers a secure mining environment backed by government oversight.
Final Verdict
After reviewing the top six platforms, HEXminer emerges as the best free cloud mining site in 2025, delivering the highest short-term ROI, daily payouts, and a risk-free trial.
Looking to start mining Bitcoin and Dogecoin without any upfront cost? Join HEXminer today and claim your $30 free mining credit to start earning immediately!
Disclaimer: This is a paid release. The statements, views and opinions expressed in this column are solely those of the content provider and do not necessarily represent those of NewsBTC. NewsBTC does not guarantee the accuracy or timeliness of information available in such content. Do your research and invest at your own risk.
