Do coins earn interest just sitting there? What each exchange's no-subscription option actually requires

The short answer: coins left alone don't earn by default

Leave coins sitting in a spot or trading account and, by default, no interest grows on them. Interest only ever comes from one of two places: someone borrows your coins and pays you for it, or your coins are staked for a blockchain and you collect a share of its block rewards. Both need you to say yes first, and that yes is usually a subscription. Without that step your coins just sit in the account: price moves are yours, interest isn't.

That said, each of the two big exchanges does leave one door open that doesn't make you subscribe every time, and that's where most of the "my coins earn on their own" belief comes from. Binance has Soft Staking: the coins stay in your Spot Account, and after a one-time activation rewards are paid daily. OKX has Trading Account Auto Earn+: once it's switched on, assets in your trading account take part in interest automatically. Neither is free money. Each comes with an eligible list, thresholds and conditions, and both pay very little. The rules and figures quoted here were checked in September 2026.

A scope note before going further. Crypto earn basics: 5 yield product types and the risk spectrum covers the whole family of products that pay you for holding coins; this piece is only about one specific product, Binance Soft Staking, and the product page address spells it soft-staking. This piece is about that specific product.

There's a second pair that gets mixed up even more often: Binance's Auto-Subscribe and Soft Staking are not the same thing. Auto-Subscribe still goes down the subscription route, so your coins move out of the Spot Account and into an Earn product; Soft Staking skips subscription, and the coins stay in the Spot Account the whole time. Seeing the word "auto" and assuming it's one switch is the most common mistake. How the Simple Earn side works is covered in Binance Simple Earn: how to use flexible and fixed-term savings.

Binance Soft Staking: coins stay in your Spot Account, but you need the list and the activation

What sets it apart is that the coins don't leave your Spot Account, but you have to activate it by hand once, and only coins on the list count. That "don't leave your Spot Account" needs an asterisk: the disclaimer at the bottom of the same announcement says the assets are no longer held in your Spot Account. We'll come back to that in section 5. Binance's launch announcement of August 1, 2025 pitches the product as "no lock-up, no redemption needed" and says you can "activate it with one click". Of the two sources of interest described above, this one runs on staking: the announcement calls the payouts "staking rewards", and on the Chinese-language product page the cap column is headed "maximum stakeable amount".

The announcement is quite specific about activation. If your Spot balance of an eligible token meets the minimum holding, a grey [Soft Staking] tag appears next to it; click the tag, agree to the terms, click [Start Earning], and the tag turns from grey to yellow. On the website the path is [Profile] > [Assets] > [Spot]; in the app it's [Assets] > [Spot], and it's the same tag either way. The announcement also says you need app version 3.1.0 or later, and that the tag shows next to the token with your highest qualifying balance. You can read it in full in Binance's launch announcement.

The list is where you need to pay attention. That August 2025 announcement names ten supported tokens: BNB, SOL, ADA, SUI, TON, NEAR, POL, ALGO, S and AXS. When I opened the Soft Staking product page on September 16, 2026, not one of those ten was among the coins shown in the table that day. The announcement itself says "For more details, visit the Soft Staking page." So treat announcements like this as history: whether a coin earns is decided by the list on the product page at the moment you open it. I didn't look into what happened to those ten coins after that, and the announcement doesn't say, so that question stays open.

The table that day had four columns: coin, minimum holding, maximum stakeable amount and estimated APR. A few rows copied out as an example. One caveat: there was a link at the bottom of the page to load more rows, and I didn't click it, so I haven't counted how long the full list is.

Coin	Minimum holding	Maximum stakeable	Est. APR
ETH	0.1	4,000	0.50%
ATOM	100	6,000,000	1.35%
DOT	100	20,000,000	0.38%
TIA	100	10,000,000	0.04%
ALT	2,000	20,000	2.30%

These are the values shown on the product page on September 16, 2026, not fixed parameters. The list changes and the APR is adjusted daily, so go by what the page shows when you open it.

Get three of those numbers straight and you won't waste your time. Minimum holding decides whether you qualify for rewards at all; fall short and you get nothing. Maximum stakeable is a cap, and anything above it earns nothing. Estimated APR is an estimate, not a promise. The announcement adds one more restriction: U.S. persons and entities, and individuals from sanctioned countries or regions, cannot use Binance Soft Staking.

When interest starts counting, and when the money arrives

Going by the announcement's own words, counting starts the day after activation, and the first reward takes another day on top of that. This part of the announcement is precise enough to quote directly: "Average daily snapshots of the Spot Account will start at 00:00 (UTC) on the day after the user activates Soft Staking. Staking rewards will be distributed to eligible users' Spot Accounts on the next day after the snapshot (the second day after activation), between 00:00 and 08:00 (UTC)."

In plain terms: the day you activate doesn't count. From 00:00 UTC the next day, the system starts tracking how many coins you hold through a daily average snapshot, and the reward lands in your Spot Account the day after that, between 00:00 and 08:00 UTC. So if you activate today, waiting around today to see a reward gets you nothing. Most "I activated it, why has nothing happened?" questions come down to this.

The time zone is the other thing that trips people up. The Chinese-language version of the same announcement states this rule in UTC+8, with snapshots from 08:00 and payouts between 08:00 and 16:00, while the English version uses UTC. That isn't two sets of rules; converted, they're the same moments (08:00 UTC+8 is 00:00 UTC), so there's no need to wonder which one applies.

Also note the phrase "average daily snapshots". Read literally, what counts is your average balance across the day, not your balance at one instant, so moving coins out mid-day and back again should, statistically, earn less. To be clear, though, the announcement gives only that one phrase; it offers no detail on how snapshots are taken or how the average is worked out. The earning-less part is my own reading of the wording, not something Binance states. It's a different feel from flexible savings that accrue on your share.

OKX's no-subscription option changed its rules on August 25

OKX's Trading Account Auto Earn+ doesn't need a subscription, but from August 25, 2026, USDT and USDC earn interest on only 70% of your positive cross equity. That's set out in OKX's announcement adjusting the Trading Account Auto Earn+ rules, published on August 24, 2026, which gives the effective time as 5:00 pm on August 25, 2026 (UTC+8), and its opening paragraph adds that "the actual effective time and the information displayed on the product page shall prevail."

The formula it gives is: Eligible interest-earning assets = Min (positive cross equity of the relevant asset in the account × 70%, remaining Trading Account Auto Earn+ limit for the relevant asset under the main account). Its two worked examples are easier to follow than the formula. Positive cross equity of 1,000,000 USDT with a remaining limit of 5,000,000 gives Min(700,000, 5,000,000) = 700,000. Positive cross equity of 10,000,000 with a remaining limit of 5,000,000 gives Min(7,000,000, 5,000,000) = 5,000,000. In that second case the limit bites first, and the 70% never comes into play.

Don't read more into this rule than is there. The note in the announcement is explicit: "This rule applies only to USDT and USDC. Auto Staking assets are not affected and will continue to earn rewards based on the entire positive cross equity." Not every coin has been cut to 70%. And the 70% itself isn't fixed: the announcement says OKX reserves the right to adjust the percentage based on market conditions, liquidity and risk levels, and that the specific percentage and actual amount of interest-earning assets shown on the product page prevail.

The main-account limits table in the same announcement is introduced with "The following main-account limits apply to all VIP tiers (shared between the main account and its sub-accounts)":

Coin	Main-account limit (shared with sub-accounts)
USDT	5,000,000
USDC	5,000,000
ETH	400
SOL	4,000
DOT	100,000
TRX	1,000,000
ADA	1,000,000

Two more points matter more to anyone actually using the money: once it's on, you can switch it off at any time without waiting 24 hours, and while it's on, your assets can still be transferred as usual. In other words, it doesn't lock your money up, and that's the biggest difference from a fixed-term product. As for why idle assets earn anything here, they're lent to people who need to borrow coins; the borrowing side is beyond this piece. For how OKX's whole Earn line is organised, OKX Earn: flexible, fixed and on-chain Earn breaks it down in more detail.

One boundary needs spelling out. The announcement I have only covers the limits side: "The following main-account limits apply to all VIP tiers" tells you who the limits apply to. What an account needs in order to switch this feature on, the announcement doesn't say. So whether you can enable it, and what conditions apply to your tier, go by what the activation page shows at the time.

Don't treat these products as a source of income

Fine as loose change on the side; not fine as a source of income. Start with the order of magnitude: on September 16, 2026, the estimated APRs visible on Binance's Soft Staking page ran from 0.04% for TIA at the low end to 2.30% for ALT at the top. The announcement's disclaimer describes the APR as "an estimate of rewards" and says "APR is adjusted daily, and estimated rewards may differ from actual rewards generated." Any "leave it there a few months and you'll get X" calculation built on an estimate that changes every day can't be accurate to begin with.

More worth reading twice is the way the announcement contradicts itself. The selling-point section says "Withdraw or Trade Anytime: Access and use your assets anytime without restrictions." The disclaimer at the bottom of the same page says: "By subscribing your Spot Account to Soft Staking, you acknowledge that the Eligible Soft Staked assets are no longer held in your Spot Account." It goes on to say Binance's ability to return the assets promptly "may be adversely affected or delayed" if a large number of withdrawals happen at once and exceed the liquidity Binance has available, and that "There is no guaranteed timeframe for completing redemption or conversion requests."

Those two statements have to be read together. "Use your assets anytime" describes the everyday experience; "no guaranteed timeframe" marks where your rights end in extreme conditions, and the day of an extreme market move is exactly when you'll most want your coins back. Whether an estimated APR somewhere between 0.04% and 2.30% from the table above is worth accepting the line that your assets "are no longer held in your Spot Account" is a trade-off you have to weigh for yourself, not a switch that should be on by default.

The list itself keeps moving, and the comparison earlier makes the point: the ten coins in the announcement a year ago and the batch on the product page a year later didn't overlap at all. Swapping into a different coin just to collect this interest would be getting things backwards: a single day's price move will usually wipe out a whole year of rewards from a product like this. As for whether any APR figure should tempt you, Why the highest-APY pools deserve the most caution covers the opposite extreme, but the test is the same: first ask where the yield comes from, then ask whether you can get your money back in the worst case.