Comparison

Digital Elements vs Sensory Spectre

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

Head to head
About

Digital Elements

Features
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Euclid’s Elements stands as the most widely read mathematical treatise of all times. Delements is an innovative, digital and interactive edition of this monumental book, in modern Greek. By combining geometry, history of mathematics, as well as digital technology, Delements aims to provide high school students with a unique opportunity: (a) to reconstruct Euclid’s demonstrations through interactive diagrams; (b) to delve into historical insights about ancient mathematics; and (c) to cultivate software development skills. Delements includes: (a) The ancient Greek text of Euclid’s Elements from the edition by J. L. Heiberg. (b) Interactive diagrams for many propositions of Euclid's Elements. (c) Selected recordings of the ancient text as well as other audio-visual material. (d) Ideas for the pedagogical utilization of thematic units from the secondary education’s curriculum. This application is part of the project ‘Digital Elements’, which is supported by the Hellenic Foundation for Research and Innovation (H.F.R.I.) under the 3rd Call for ‘Science and Society’: Nodes of Research, Innovation, and knowledge diffusion. (F.N.: 2183). It is hosted by the Laboratory for the Electronic Processing of Historical Archives within the Department of History and Philosophy of Science at the National and Kapodistrian University of Athens. It is based on REPOX and GeoGebra.

About

Sensory Spectre

Features
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Sensory Spectre has a life of its own. Ghostly effects move around the screen, and can be changed with touch or switch input. Change the style and colors of the effects. This application may be useful for training of visual tracking for low vision users. No adverts, no in-app purchases, and no data collected.

Screenshots

Digital Elements4 screens
Sensory Spectre3 screens

Verdict

The call

Digital Elements and Sensory Spectre are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice · In-app purchases · Ads · Monetization

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

ScorecardNo meaningful differences
Digital Elements versus Sensory Spectre: the parameters behind the verdict, then further details
ParameterDigital ElementsSensory Spectre
PriceFreeFree
Update frequencyEvery 4 weeks—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.5 — better16.4
Further details — not scored
Size8 MB15 MB
Age rating4+4+
DeveloperDatawise Data Engineering LLCSensory App House Ltd

In-app purchases

None

Digital Elements

No in-app purchases

None

Sensory Spectre

No in-app purchases

Questions

Is Digital Elements free?
Digital Elements is free to download, with no in-app purchases.
Is Sensory Spectre free?
Sensory Spectre is free to download, with no in-app purchases.
Do Digital Elements or Sensory Spectre have ads?
Neither Digital Elements nor Sensory Spectre shows ads.

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