# SATS vs Sproutly

The clearest difference is in-app purchases: SATS at none against Sproutly's 3. Sproutly's advantage is update cadence (weekly vs every 3 weeks) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Sproutly sells 3 in-app purchases, starting at $6.99 per year. SATS asks for nothing beyond the download.

SATS ships an update every 3 weeks, Sproutly weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | SATS | Sproutly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (246 ratings)](https://appshunter.io/ios/app/sats/id1272653109/reviews)** | — |
| Number of ratings | **246** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 149 MB | 11 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [HFN](https://appshunter.io/developer/1163778444) | [Craig Caldwell](https://appshunter.io/developer/321045209) |

## What reviewers say

### SATS

[App page](https://appshunter.io/ios/app/sats/id1272653109)

Enhance your fitness journey with personalized training experiences. Discover new classes, book sessions with personal trainers, and participate in challenges. Connect with friends, track your progress automatically, and utilize exclusive rewards and discounts.

**Highlights:** Discover and book group classes, Book personal training sessions, Join fitness challenges, Connect and motivate friends, Automatic workout activity tracking, Manual activity logging, Access and use rewards/discounts

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Sproutly

[App page](https://appshunter.io/ios/app/sproutly-water-tracker/id6809887913)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sproutly Pro Yearly | $6.99 | per year |
| Sproutly Pro Lifetime | $9.99 | one-time |
| Sproutly Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is SATS free?

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

### Is Sproutly free?

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

### Do SATS or Sproutly have ads?

Neither SATS nor Sproutly shows ads.

### Which is updated more often, SATS or Sproutly?

SATS ships an update every 3 weeks, and Sproutly weekly. Most recently, SATS was updated on October 24, 2026 and Sproutly on October 24, 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.*