UPay has published a comparison of apps marketed around cryptocurrency mining and rewards, while acknowledging that many do not mine cryptocurrency on a phone.

Its June 3, 2026 guide includes Pi Network, StormGain, CryptoTab, NiceHash, EMCD, Honeygain, RollerCoin, Bitdeer, COIN and ECOS. The services described use different models, so their inclusion in one list does not make them equivalent mining products.

The distinction is clearest for mining management software. NiceHash states in its own documentation that its mobile app manages an account and mining activity, including remote rigs and hash-power orders. It does not use the smartphone’s processing power to mine.

Other examples in UPay’s comparison concern participation rewards. The guide describes Honeygain in terms of sharing internet bandwidth, COIN around location-related activities and tasks, and RollerCoin around gameplay. These are different activities from operating mining hardware. NiceHash mobile app documentation.

The source also discusses cloud services and paid contracts, where an app provides access to mining resources elsewhere. A free download, trial or bonus does not establish that the service offers continuing mining capacity without costs.

Reward redemption is a separate question. UPay mentions tokens and gift-related redemption options, while COIN’s own help material describes an in-app catalog of available items with changing prices. The available reward and the requirements to obtain it need to be distinguished from the balance shown inside an app. COIN reward redemption documentation.

The guide emphasizes minimum withdrawal amounts, eligibility conditions, daily activity and referral requirements. Its useful comparison is therefore between how each service operates and how value can actually be redeemed, rather than a promise of dependable income or risk-free returns.