# TevaScience vs Chevron Havoline CO

The clearest difference is iOS requirement: TevaScience at 10.0 against Chevron Havoline CO's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

TevaScience ships an update every 3 weeks, Chevron Havoline CO every 6 weeks. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | TevaScience | Chevron Havoline CO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Size | 49 MB | 37 MB |
| Requires iOS | **10.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Teva Pharmaceuticals USA, Inc.](https://appshunter.io/developer/618416651) | [Chevron U.S.A. Inc.](https://appshunter.io/developer/371186060) |

## What reviewers say

### TevaScience

[App page](https://appshunter.io/ios/app/tevascience/id1187288127)

**In-app purchases:** none


### Chevron Havoline CO

[App page](https://appshunter.io/ios/app/chevron-havoline-co-op/id6468759818)

**In-app purchases:** none


## Frequently asked questions

### Is TevaScience free?

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

### Is Chevron Havoline CO free?

Chevron Havoline CO is free to download, with no in-app purchases.

### Do TevaScience or Chevron Havoline CO have ads?

Neither TevaScience nor Chevron Havoline CO shows ads.

### Which is updated more often, TevaScience or Chevron Havoline CO?

TevaScience ships an update every 3 weeks, and Chevron Havoline CO every 6 weeks. Most recently, TevaScience was updated on October 8, 2026 and Chevron Havoline CO on October 17, 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.*