Comparison

FlashMath (math flash cards) vs Find Tahoe Tessie

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

Head to head
About

FlashMath (math flash cards)

This app offers a fun and configurable way to practice math skills. It covers basic arithmetic to multiplication and division, with adjustable difficulty and time limits. Ideal for all ages seeking to improve their math fluency or get a quick mental workout.

Highlights
  • Addition and subtraction practice
  • Multiplication and division practice
  • Configurable number ranges
  • Adjustable number of questions
  • Optional time limits per question
  • Suitable for all ages
Features
Read full description

FlashMath is a fun math learning tool for your iPhone. FlashMath is appropriate for all ages from kindergarten (with simple addition and subtraction problems) to elementary school where learning multiplication and division can be a challenge. FlashMath is also great for a quick little brain exercise. FlashMath is configurable from simple addition and subtraction to more complicated multiplication and division. You can control the range of numbers you want to work with, the number of questions you want to answer and even assign a time limit per question.

About

Find Tahoe Tessie

Explore Lake Tahoe through augmented reality to learn about climate change impacts. Search for the mythical Tahoe Tessie and uncover clues about the lake's health, using scientific tools to understand environmental data. Discover AR animations and share your findings.

Highlights
  • Augmented Reality (AR) exploration
  • Learn about climate change impacts
  • Discover clues about lake health
  • Use scientific AR tools
  • Collect AR animations of Tahoe Tessie
  • Share photos with friends
Features
Read full description

Find Tahoe Tessie is an Augmented Reality (AR) app where users can learn more about how climate change is affecting Lake Tahoe through the search for the mythical creature “Tahoe Tessie.” Tahoe Tessie isn’t real but climate change is. Use your phone to search the lake and its surroundings for Tahoe Tessie, sometimes finding clues about water clarity, dissolved oxygen, algae, and the food web, each clue is accompanied with a question and an image, animation, video or 360 video. You will receive scientific tools along the way to help you better understand the clues you are finding and get you closer to finding Tahoe Tessie, these tools act as 3D/AR learning experiences teaching you how these tools actually work, just like actual scientists use when researching the health of the lake. Each time you find Tahoe Tessie you gain a new augmented reality animation, using your phone you can place Tessie using augmented reality right on the lake (or in your living room), then take a photo and share with your friends - “Look I found Tessie!” Go to http://tahoe.ucdavis.edu/FindTahoeTessie to find out more about Lake Tahoe and the UC Davis Tahoe Environmental Research Center.

Screenshots

FlashMath (math flash cards)4 screens
Find Tahoe Tessie4 screens

Verdict

The call

The clearest difference is price: Find Tahoe Tessie at Free against FlashMath (math flash cards)'s $0.99. Find Tahoe Tessie also leads on update cadence (every 2 months vs every 6 months). FlashMath (math flash cards)'s advantage is ratings volume (48 vs 8). On rating, review sentiment, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Find Tahoe Tessie is free to download; FlashMath (math flash cards) costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.4 for FlashMath (math flash cards) against 4.3 for Find Tahoe Tessie. That said, the two scores are not equally well evidenced: FlashMath (math flash cards) has 48 ratings behind it against 8, so its average is the more settled of the two. Written reviews split almost evenly too, at 68% and 67% positive.

UpkeepUpdate frequency

FlashMath (math flash cards) ships an update every 6 months, Find Tahoe Tessie every 2 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

Scorecard3 real differences · 7 level
FlashMath (math flash cards) versus Find Tahoe Tessie: the parameters behind the verdict, then further details
ParameterFlashMath (math flash cards)Find Tahoe Tessie
Price$0.99Free — better
Rating4.4 (48 ratings) — better4.3 (8 ratings)
Positive reviews67.6% of reviews — better66.7% of reviews
Number of ratings48 — better8
Update frequencyEvery 6 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.011.0 — better
Further details — not scored
Size3 MB185 MB
Age rating4+4+
DeveloperPalaSoftware Inc.brandVR

Customer experience

FlashMath (math flash cards)

All ratings48 ratings
Positive85.4%
Neutral4.2%
Negative10.4%
Written reviews34 reviews
Positive67.6%
Neutral11.8%
Negative20.6%

Find Tahoe Tessie

All ratings7 ratings
Positive71.4%
Neutral14.3%
Negative14.3%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

FlashMath (math flash cards)

No in-app purchases

None

Find Tahoe Tessie

No in-app purchases

Questions

Is FlashMath (math flash cards) free?
FlashMath (math flash cards) costs $0.99, with no in-app purchases.
Is Find Tahoe Tessie free?
Find Tahoe Tessie is free to download, with no in-app purchases.
Which has better reviews, FlashMath (math flash cards) or Find Tahoe Tessie?
FlashMath (math flash cards) is rated higher. FlashMath (math flash cards) averages 4.4 out of 5 from 48 ratings, while Find Tahoe Tessie averages 4.3 from 8 ratings.
Do FlashMath (math flash cards) or Find Tahoe Tessie have ads?
Neither FlashMath (math flash cards) nor Find Tahoe Tessie shows ads.
Which is updated more often, FlashMath (math flash cards) or Find Tahoe Tessie?
FlashMath (math flash cards) ships an update every 6 months, and Find Tahoe Tessie every 2 months. Most recently, FlashMath (math flash cards) was updated on October 29, 2026 and Find Tahoe Tessie on October 27, 2026.

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