Comparison

Video Size Calculator vs RandN

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Video Size Calculator

This tool helps you estimate video file sizes based on resolution, frame rate, and duration. It supports various units for easy conversion and allows for custom size inputs.

Highlights
  • Calculate approximate file capacity
  • Supports standard resolutions (HD, DVD)
  • Custom size calculations
  • Converts between GB, MB, KB, and bytes
  • Input for total video time
  • Selectable FPS
Features
Read full description

"Video Size Calculator" is a useful tool that will calculate the approximate file capacity after creating video easily. [Feature] The main frame size and frame rate can be calculated quickly because it is registered in the tab. Custom sizes can also be calculated by any numerical input. Calculated capacity is GB, MB, KB, can change the bytes and the unit does not need to be calculated each time. [How to use] 1. Choose from, such as full high-definition and DVD size. 2. The total time of the video, hour, minute, second input and respectively. 3. Select the FPS (frames displayed per second). 4. Calculate the approximate capacity and press the "Calculate" button. 5. The approximate file capacity was calculated switching in arbitrary units to confirm. Attention: In the case of bit rate calculation is calculated to enter a number from the time you turned on the switch. Please press again "Calculate" button if you want to change the number or tab recalculation. Please understand that only an approximate file capacity. The capacity of the sound source is not included.

About

RandN

Features
Read full description

RandN is a small, focused iPhone app for picking a random number in a selected range. Why it is useful: - No ads, banners, tracking, or forced videos. - Choose From and To with smooth wheel pickers instead of typing numbers. - Set a higher maximum in Settings when you need larger ranges. - The result updates automatically when either bound changes. - RandN remembers your selected range and maximum between sessions. - A fresh random result is generated each time the app launches. RandN supports positive integer ranges from 1 up to a configurable maximum of 100. The experience stays deliberately simple: open the app, choose the range, get the number.

Screenshots

Video Size Calculator2 screens
RandN4 screens

Verdict

The call

The clearest difference is price: RandN at Free against Video Size Calculator's $1.99. RandN also leads on update cadence (every 4 weeks vs every 59 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

RandN is free to download; Video Size Calculator costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Video Size Calculator ships an update every 59 months, RandN every 4 weeks. The most recent releases landed on November 2, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
Video Size Calculator versus RandN: the parameters behind the verdict, then further details
ParameterVideo Size CalculatorRandN
Price$1.99Free — better
Rating2.7 (3 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings3 — better—
Update frequencyEvery 59 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.6 — better16.0
Further details — not scored
Size0 MB2 MB
Age rating4+4+
DeveloperTakeshi KayahashiDmitry Kozlov

In-app purchases

None

Video Size Calculator

No in-app purchases

None

RandN

No in-app purchases

Questions

Is Video Size Calculator free?
Video Size Calculator costs $1.99, with no in-app purchases.
Is RandN free?
RandN is free to download, with no in-app purchases.
Do Video Size Calculator or RandN have ads?
Neither Video Size Calculator nor RandN shows ads.
Which is updated more often, Video Size Calculator or RandN?
Video Size Calculator ships an update every 59 months, and RandN every 4 weeks. Most recently, Video Size Calculator was updated on November 2, 2026 and RandN on October 24, 2026.

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