# Exercise On Demand vs Sip

The clearest difference is in-app purchases: Exercise On Demand at none against Sip's 2. Exercise On Demand also leads on iOS requirement (13.0 vs 17.0). Sip's advantage is update cadence (every 6 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Sip sells 2 in-app purchases, starting at $2.99 per month. Exercise On Demand asks for nothing beyond the download.

Exercise On Demand ships an update every 2 months, Sip every 6 days. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Exercise On Demand | Sip |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 19 MB | 65 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sportclub Exercise](https://appshunter.io/developer/1441957044) | [Evgeniy Evdokimchik](https://appshunter.io/developer/1880071790) |

## What reviewers say

### Exercise On Demand

[App page](https://appshunter.io/ios/app/exercise-on-demand/id1581101872)

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

**In-app purchases:** none


### Sip

[App page](https://appshunter.io/ios/app/sip-water-tracker/id6783861319)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sip: monthly subscription | $2.99 | per month |
| Sip: annual subscription | $14.99 | per year |


## Frequently asked questions

### Is Exercise On Demand free?

Exercise On Demand is free to download, with no in-app purchases.

### Is Sip free?

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

### Do Exercise On Demand or Sip have ads?

Neither Exercise On Demand nor Sip shows ads.

### Which is updated more often, Exercise On Demand or Sip?

Exercise On Demand ships an update every 2 months, and Sip every 6 days. Most recently, Exercise On Demand was updated on October 9, 2026 and Sip on October 18, 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.*