Choosing between a VPN subscription and a data pack depends on how much you use each month and how often you connect—not just the price per unit. If you stream regularly and use a consistent amount, compare monthly subscriptions first. For occasional browsing with long gaps between sessions, a data pack that never expires may be a better fit. For work, estimate meetings, syncing, and downloads separately.

Here, “monthly subscription” means a plan billed monthly with a monthly data allowance—not unlimited data. First, we’ll look at VPNBid’s published prices, then show how to recalculate usage from your own records instead of relying on a fixed estimate of data used per hour.

Compare the prices, then check data allowances and validity

VPNBid published prices for monthly subscriptions and data packs
Billing type Price Data allowance Allowance terms
Monthly subscription¥9.9 / month60GBResets monthly on the activation date
Monthly subscription¥18 / month250GBResets monthly on the activation date
Monthly subscription¥28 / month500GBResets monthly on the activation date
Data pack¥158300GBNever expires
Data pack¥3581000GBNever expires
Data pack¥6583000GBNever expires

A monthly subscription makes spending predictable when you use it regularly. Its allowance resets monthly on your activation date, not on the first day of each calendar month. When calculating usage, organize your records around the reset date; don’t combine data used before and after a reset as if it belonged to the same period.

The advantage of a data pack is that its remaining allowance never expires, so you can use it again after a break. The allowance does not expire; that does not mean the data is unlimited or that network conditions or platform access are guaranteed indefinitely.

Don’t judge either option by its advertised capacity alone. A larger pack may cost less per unit of data, but requires more upfront. And when comparing costs, don’t assume that unused subscription data translates into real value.

Use consistent measurements—don’t count all device traffic

First, identify which apps, websites, and downloads actually use the proxy. Split tunneling usually sends only connections matching the rules through the proxy; other connections may go direct. Global proxy mode covers more traffic, but still doesn’t necessarily route all system traffic through the same entry point. Actual behavior depends on the client, proxy mode, and routing configuration.

Your operating system’s network stats can help identify data-heavy apps, and client counters can show changes in proxied traffic. For the amount deducted from your plan, use the service dashboard. Uploads, downloads, protocol overhead, and when stats refresh can all affect the readings; don’t treat client figures as a bill without checking them.

  1. Note the current usage shown in the dashboard, the time, and the client’s active routing mode.
  2. Run typical browsing, streaming, or work tasks separately, with unrelated downloads turned off.
  3. After the dashboard stats update, take another reading and calculate the difference for that task.
  4. Keep a record of task duration, video quality, file size, and sync scope so you can recalculate later.
  5. Then observe a full usage cycle and check whether your short-term estimate missed background tasks or other devices.

VPNBid has no device limit, but you should still add up usage across every device on the same account when budgeting. Cloud drive sync on a computer or video streaming on a tablet may have a bigger impact on your monthly total than the device you’re currently using to browse.

Light browsing: estimate by active days, not time with a tab open

Browsing usage varies mainly with page content. Text, image galleries, autoplay video, and large attachments all use different amounts of data, even though they’re all just “browsing.” A browser sitting idle uses no data like a page constantly refreshing images or playing media does; don’t estimate both by time alone.

Estimated monthly browsing usage = proxy data on a typical active day × active days that month + occasional downloads. Choose a typical day that reflects your usual activity—not a day spent reading static text or one packed with downloads.

If you mainly connect while traveling, researching, or occasionally visiting international websites, long gaps between active days can make a data pack a good way to avoid ongoing monthly charges during idle periods. But if you use a VPN every day and measured usage stays within a subscription’s allowance, include monthly plans in your total-cost comparison. Don’t assume a data pack is cheaper just because browsing seems light.

Track websites with autoplay or image preloading separately. Turning off autoplay you don’t need can reduce usage, but repeatedly reloading the same content after clearing the cache may increase downloads.

Regular streaming: calculate from measured usage and viewing habits

Video is usually the biggest variable in a data budget. Even at the same resolution, the codec, scene complexity, and a platform’s adaptive streaming can all change the actual bitrate. 4K describes picture resolution; it doesn’t mean a fixed amount of data per hour. And available bandwidth shown by a speed test isn’t the same as the bandwidth a player uses continuously.

Estimated monthly streaming usage = measured data per unit of viewing time on the same platform and quality × monthly viewing hours + extra downloads. Use dashboard readings from viewing conditions close to your everyday habits, then multiply by your actual viewing time. This is more reliable than a generic data chart.

When measuring, note whether auto quality was enabled, whether you skipped through the video, and whether you replayed sections. Seeking can trigger extra preloading, while caching may reduce repeat downloads. Different devices and apps may also use different video codecs, so don’t use TV readings as a substitute for computer usage.

If you stream every day and usage is fairly steady, start by looking for a monthly subscription that covers your estimated usage. If you binge occasionally and then take a long break, compare data packs too. Whichever billing option you choose, check separately whether the target platform is playable in your region; enough data doesn’t guarantee access to a catalog or playback.

Everyday work: separate meetings, sync, and file transfers

Work isn’t automatically light on data. Emails and document editing usually use less than ongoing video calls, while a cloud drive’s initial sync, project downloads, remote desktop sessions, and large attachments can cause major spikes. The app name alone won’t tell you how much data it uses.

Estimated monthly work usage = everyday interactive use + meeting usage + files transferred through the proxy + usage on other devices. Estimate meeting use from a typical call. For file transfers, check the total size of files actually sent through the proxy, and account for retries and sync activity.

If your work is consistent and monthly usage is stable, a monthly subscription can make budgeting easier. If you only need international routes for specific projects, compare the long-term cost of data packs. Follow your workplace’s requirements when changing split-tunnel settings; don’t bypass organizational access policies to reduce data usage.

Switching to Shadowsocks, VMess, Trojan, or another protocol doesn’t imply a fixed percentage of savings. Transfer overhead depends on the configuration. Check where your work traffic goes and what the dashboard deducts instead of choosing a plan based on the protocol name.

How to compare costs: track actual spending over the same period

Start with your estimated monthly usage and find a subscription tier that covers it. If usage varies a lot, record a typical month and a peak month separately; an annual average can hide a shortfall in a particular billing period.

Total monthly subscription cost = the sum of the actual charges for each paid period. Multiplying the monthly price by the number of paid months works only if you stay on the same tier throughout. VPNBid prorates upgrade costs based on the remaining days. If you upgrade mid-cycle, use the actual price difference shown in the dashboard instead of assuming you’ll be charged for a new full month.

Data pack cash outlay = the total cost of data packs actually purchased during the observation period. If data remains at the end, list the balance separately. You can use it later, but it isn’t cash you’ve recovered and shouldn’t be deducted from your short-term budget as if it were a refund.

Price per unit of data can help: divide a monthly subscription’s price by its allowance, or a data pack’s price by its capacity. But for a subscription, the advertised unit cost reflects your actual cost only if you use the full allowance. For a more useful comparison, divide total spending by actual usage and note whether you still have data pack balance to use later.

Check these details before deciding

Your first estimate doesn’t need to look precise down to the decimal. What matters is using a repeatable method: the same stats source, proxy mode, and similar tasks. If actual usage differs from your estimate, check background sync and other devices before changing tiers.

Don’t confuse route types with billing options. IEPL, transit, and direct connections describe how traffic is routed; the names alone don’t tell you whether a plan will use less data. Check DNS resolution and whether the target app matches your routing rules separately when validating a connection. Data usage isn’t a way to infer your privacy status.

VPNBid offers account creation without an email address, an anonymous no-logs privacy policy, and a 30-day no-questions-asked refund. These are trust details to verify when choosing a service, not substitutes for estimating usage. Check the current prices on the plans and billing page, then configure your client using the getting started guide so you can compare actual costs under the same conditions.