# SynZero vs Bharatgas Diary

The clearest difference is update cadence: Bharatgas Diary at every 3 weeks against SynZero's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SynZero ships an update every 6 months, Bharatgas Diary every 3 weeks. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | SynZero | Bharatgas Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 19 MB | 64 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Syngene](https://appshunter.io/developer/1547636424) | [Sasidharan Ponnusamy](https://appshunter.io/developer/1716516822) |

## What reviewers say

### SynZero

[App page](https://appshunter.io/ios/app/synzero/id1598552741)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bharatgas Diary

[App page](https://appshunter.io/ios/app/bharatgas-diary/id6472039731)

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

**In-app purchases:** none


## Frequently asked questions

### Is SynZero free?

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

### Is Bharatgas Diary free?

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

### Do SynZero or Bharatgas Diary have ads?

Neither SynZero nor Bharatgas Diary shows ads.

### Which is updated more often, SynZero or Bharatgas Diary?

SynZero ships an update every 6 months, and Bharatgas Diary every 3 weeks. Most recently, SynZero was updated on September 17, 2026 and Bharatgas Diary on September 13, 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.*