# VcfLookup vs TimeCal

The clearest difference is in-app purchases: VcfLookup at none against TimeCal's 3. VcfLookup also leads on iOS requirement (11.1 vs 14.0). TimeCal's advantage is update cadence (weekly vs every 3 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. TimeCal sells 3 in-app purchases, starting at $0.99 per month. VcfLookup asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for VcfLookup against 5.0 for TimeCal. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

VcfLookup ships an update every 3 weeks, TimeCal weekly. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | VcfLookup | TimeCal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/vcflookup/id1319259850/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/timecal-tasks-schedule-and-log/id6760583361/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 9 MB | 56 MB |
| Requires iOS | **11.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Kah Seng Teo](https://appshunter.io/developer/1319259849) | [筱彤 余](https://appshunter.io/developer/1622372136) |

## What reviewers say

### VcfLookup

[App page](https://appshunter.io/ios/app/vcflookup/id1319259850)

This app provides a quick way to find the Volume Correction Factor (VCF) for marine fuel oil calculations. It references ISO 8217 Specifications, commonly used for marine fuel bunkers on ships globally.

**Highlights:** Volume Correction Factor calculation, Marine fuel oil calculations, ISO 8217 Specifications reference, Handy tool for shipboard use

**Features:** macOS Compatibility

**In-app purchases:** none


### TimeCal

[App page](https://appshunter.io/ios/app/timecal-tasks-schedule-and-log/id6760583361)

This app helps you manage your day by combining task planning, time tracking, and habit building into a single, focused workspace. It aims to reduce distractions and provide a clearer rhythm for your daily activities, offering insights into how you spend your time.

**Highlights:** Task prioritization, Daily schedule management, Time tracking and analysis, Habit building with progress tracking, Focus mode timer, Cross-device collaboration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $6.99 | per year |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is VcfLookup free?

VcfLookup is free to download, with no in-app purchases.

### Is TimeCal free?

TimeCal is free to download, with in-app purchases available.

### Which has better reviews, VcfLookup or TimeCal?

VcfLookup and TimeCal are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do VcfLookup or TimeCal have ads?

Neither VcfLookup nor TimeCal shows ads.

### Which is updated more often, VcfLookup or TimeCal?

VcfLookup ships an update every 3 weeks, and TimeCal weekly. Most recently, VcfLookup was updated on October 5, 2026 and TimeCal on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*