# Calvertr Lite vs TV CVS

The clearest difference is in-app purchases: TV CVS at none against Calvertr Lite's 3. Calvertr Lite's advantage is iOS requirement (8.0 vs 12.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calvertr Lite sells 3 one-off in-app purchases. TV CVS asks for nothing beyond the download.

Calvertr Lite ships an update every 6 months, TV CVS every 10 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Calvertr Lite | TV CVS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (10 ratings)](https://appshunter.io/ios/app/calvertr-lite/id938033085/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 40 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intuz, Inc.](https://appshunter.io/developer/1445627232) | [TRI VIET INFORMATION TECHNOLOGY SERVICE JSC](https://appshunter.io/developer/1548184125) |

## What reviewers say

### Calvertr Lite

[App page](https://appshunter.io/ios/app/calvertr-lite/id938033085)

This free utility app offers a powerful unit converter and calculator with a sleek design. It features thousands of conversions across 34 categories, currency conversion, and a versatile calculator with live math expressions. Personalize your experience with custom themes and save/share your work.

**Highlights:** 34 unit conversion categories, 157 world currency support, Live math expression calculator, Customizable background themes, Save and share conversions/calculations, Notification center widget calculator

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| Unlock All Themes | $0.99 | one-time |
| Currency Conversion | $0.99 | one-time |


### TV CVS

[App page](https://appshunter.io/ios/app/tv-cvs/id6477352931)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calvertr Lite free?

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

### Is TV CVS free?

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

### Do Calvertr Lite or TV CVS have ads?

Neither Calvertr Lite nor TV CVS shows ads.

### Which is updated more often, Calvertr Lite or TV CVS?

Calvertr Lite ships an update every 6 months, and TV CVS every 10 months. Most recently, Calvertr Lite was updated on November 1, 2026 and TV CVS on November 4, 2026.

---

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