OtO Lawn vs SparqSync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OtO Lawn
This app is essential for setting up and calibrating smart lawn watering devices. It allows users to define watering zones on their property for optimal lawn care.
- Device setup
- Lawn calibration
- Watering zone definition
- Property mapping
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OtO is the best way to get a perfect yard! The OtO Lawn Companion App is required to set up your OtO devices on your property and calibrate them to your watering zones.
SparqSync
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Utilize SparqSync to get the most out of your SparqLinq system. View energy output, analyze historical data, and stay up to date on your systems health. Compatible with SparqVu accounts.
Screenshots
Verdict
The clearest difference is update cadence: OtO Lawn at every 11 days against SparqSync's every 3 months. SparqSync's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OtO Lawn ships an update every 11 days, SparqSync every 3 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | OtO Lawn | SparqSync |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.3K ratings) — better | — |
| Positive reviews | 81.5% of reviews | — |
| Number of ratings | 1.3K — better | — |
| Update frequency | Every 11 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 64 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | OtO Incorporated | Sparq Systems Inc |
In-app purchases
OtO Lawn
No in-app purchases
SparqSync
No in-app purchases
