Comparison

SPRINGviewer vs Hydro

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

SPRINGviewer

Features
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SPRINGviewer enables users to visualize and share model results with both geologists and non-geologists. The app provides an intuitive way to explore datasets generated by the SPRING groundwater model, including finite element meshes, geological structures, and various plots.

About

Hydro

Features
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Hydro - The ultimate app for accurate water information! With this innovative app, you always have an overview of all important data on water levels, water temperatures, precipitation and groundwater levels in the Austrian province of Upper Austria. - Current water levels: Follow the current water levels of the rivers, lakes and bodies of water in Upper Austria in real time. - Water temperatures: Find out the current water temperatures of the various bodies of water. - Rainfall: Stay informed about the amount of precipitation in Upper Austria. - Groundwater level: Get important information about the groundwater level. - Open data interface: All data is obtained via an open data interface - Datasource: Land OberΓΆsterreich - data.ooe.gv.at

Screenshots

SPRINGviewer4 screens
Hydro2 screens

Verdict

The call

The clearest difference is update cadence: SPRINGviewer at weekly against Hydro's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

SPRINGviewer ships an update weekly, Hydro monthly. The most recent releases landed on September 12, 2026 and September 22, 2026 respectively.

Scorecard1 real difference Β· 5 level
SPRINGviewer versus Hydro: the parameters behind the verdict, then further details
ParameterSPRINGviewerHydro
PriceFreeFree
Update frequencyWeekly β€” betterMonthly
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, Apple Watch
Requires iOS26.026.0
Further details β€” not scored
Size73 MB7 MB
Age rating4+4+
DeveloperTorsten SeidelPatrick

In-app purchases

None

SPRINGviewer

No in-app purchases

None

Hydro

No in-app purchases

Questions

Is SPRINGviewer free?
SPRINGviewer is free to download, with no in-app purchases.
Is Hydro free?
Hydro is free to download, with no in-app purchases.
Do SPRINGviewer or Hydro have ads?
Neither SPRINGviewer nor Hydro shows ads.
Which is updated more often, SPRINGviewer or Hydro?
SPRINGviewer ships an update weekly, and Hydro monthly. Most recently, SPRINGviewer was updated on September 12, 2026 and Hydro on September 22, 2026.

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