Comparison

Field Notebook vs Japan Wildlife Guide & Quizzes

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

Head to head
About

Field Notebook

Features
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One notebook for bugs, butterflies and moths. Switch between two volumes, Insects and Butterflies & Moths, and look up names from your own photos. Everything runs on your device, so photos are never sent anywhere and it works without a connection. PICK A VOLUME, THEN SHOOT - Choose a volume on the shelf; the guide, photo ID and quiz follow it - The AI suggests candidate names from a camera or album photo (only a guide, never a verdict) - Tap the one you think is right to save it as a record TWO VOLUMES - Insects: 285 species, from beetles and dragonflies to cicadas and bees - Butterflies & Moths: 76 species, with appearance tips and family notes HOW TO BUY - Browsing the guide cards and keeping records are free. Photo ID is limited to 3 a day (unlimited for the first 7 days) - One purchase unlocks unlimited photo ID for both Insects and Butterflies & Moths - The one-time purchase also opens unlimited quiz, a map of your finds, CSV export of your records, and photo tips and observation hints (no ads) - The all-volumes pack opens every land volume, including ones added later - Not a subscription. On a new device, use Restore purchase SAFETY Avoid touching unfamiliar insects with bare hands. AI results and guide contents are estimates; do not use them to judge whether an insect is dangerous.

About

Japan Wildlife Guide & Quizzes

Features
Read full description

Discover Japan’s birds and mammals through an illustrated guide and quizzes. Learn their Japanese names, compare English and scientific names, and practise telling similar animals apart. Created by a hunter in Japan for Japanese hunters, and for anyone curious about Japan’s wildlife. Hunting-related content focuses on Japan. The app is available in Japanese and English.

Screenshots

Field Notebook4 screens
Japan Wildlife Guide & Quizzes4 screens

Verdict

The call

The clearest difference is update cadence: Field Notebook at every 3 days against Japan Wildlife Guide & Quizzes's weekly. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Field Notebook sells 2 one-off in-app purchases and Japan Wildlife Guide & Quizzes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Field Notebook ships an update every 3 days, Japan Wildlife Guide & Quizzes weekly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

Scorecard1 real difference · 5 level
Field Notebook versus Japan Wildlife Guide & Quizzes: the parameters behind the verdict, then further details
ParameterField NotebookJapan Wildlife Guide & Quizzes
PriceFreeFree
Update frequencyEvery 3 days — betterWeekly
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size180 MB69 MB
Age rating4+4+
DeveloperAKIHIRO MATSUYAMAhalfhitch

In-app purchases

2 purchases

Field Notebook

One-time2
  • プレミアム(買い切り)$1.99
  • All Land volumes pack$5.99
1 purchases

Japan Wildlife Guide & Quizzes

One-time1
  • 狩猟免許図鑑 Pro$9.99

Questions

Is Field Notebook free?
Field Notebook is free to download, with in-app purchases available.
Is Japan Wildlife Guide & Quizzes free?
Japan Wildlife Guide & Quizzes is free to download, with in-app purchases available.
Do Field Notebook or Japan Wildlife Guide & Quizzes have ads?
Neither Field Notebook nor Japan Wildlife Guide & Quizzes shows ads.
Which is updated more often, Field Notebook or Japan Wildlife Guide & Quizzes?
Field Notebook ships an update every 3 days, and Japan Wildlife Guide & Quizzes weekly. Most recently, Field Notebook was updated on October 31, 2026 and Japan Wildlife Guide & Quizzes on October 29, 2026.

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