Comparison

レンズ何持ってく? vs Lens Simulator

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

Head to head
About

レンズ何持ってく?

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撮影や旅行・イベントの際に、どのレンズを持っていくかを決める時に役立つカアプリです。 各種撮影条件を設定すると、撮影結果がどのように変わるかを視覚的にシミュレーションできます。

About

Lens Simulator

Visualize any lens's field of view on your camera in real-time. Select a focal length and camera body to see exactly what the lens captures, with 100% mathematical accuracy. Save comparisons and learn about focal lengths.

Highlights
  • Live viewfinder simulation
  • 100% accurate field of view
  • Supports 50+ camera bodies
  • Offline functionality
  • Photo capture with metadata
  • Side-by-side comparison
Features
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Wondering what 85mm looks like on your Canon R7? Or how wide 24mm feels on a Fujifilm X-T5? Point your phone and see — instantly. Prospekt simulates any focal length on any camera body, live. HOW IT WORKS Choose a focal length from 14mm to 300mm, pick your camera body, and see exactly what that lens sees — in real time, through your iPhone. The field of view is 100% mathematically accurate. Your iPhone automatically switches between its ultra-wide, wide, and telephoto cameras to give you the best image quality at every focal length. No guesswork. No approximations. 50+ CAMERA BODIES Canon: R5 II, R6 III, R7, R10, R50, EOS R, 5D IV Sony: A1, A9 III, A7R V, A7 IV, A6700, ZV-E10 II Nikon: Z9, Z8, Z6 III, Zf, Z50 II Fujifilm: GFX 100 II, X-T5, X-H2S, X-S20 Panasonic: S5 IIX, GH7, G9 II OM System: OM-1 II, OM-5 Leica: M11, SL3, Q3 Hasselblad: X2D, 907X Pentax: K-1 III, K-3 III Sigma: fp L Every major sensor format: Full Frame, APS-C (1.5x & 1.6x), Micro Four Thirds, and Medium Format. WHO IT'S FOR • Choosing between a 35mm and an 85mm? See the difference live • New to photography? Learn what focal lengths actually look like • Scouting a location? Preview your exact framing on the spot • Switching systems? See how crop factor changes your lenses FEATURES • Live viewfinder — 100% accurate field of view simulation • Scroll wheel with haptic snap at popular focal lengths • Full-frame equivalent display — always know your effective focal • 4 aspect ratios: 3:2, 4:3, 16:9, 1:1 • Photo capture with metadata watermark (focal length, crop factor, FF equivalent, aspect ratio) • Offline — no internet required • Landscape-optimized for maximum viewfinder size SAVE & COMPARE Capture snapshots with a built-in watermark showing your settings. Save to your photo library and compare focal lengths side by side. One purchase. No subscriptions. No ads.

Screenshots

レンズ何持ってく?1 screens
Lens Simulator4 screens

Verdict

The call

The clearest difference is price: レンズ何持ってく? at Free against Lens Simulator's $3.99. レンズ何持ってく? also leads on iOS requirement (15.6 vs 17.0). On 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

レンズ何持ってく? is free to download; Lens Simulator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
レンズ何持ってく? versus Lens Simulator: the parameters behind the verdict, then further details
Parameterレンズ何持ってく?Lens Simulator
PriceFree — better$3.99
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequency—Every 11 days
Ads—No
In-app purchasesNoNo
Monetization—Paid
Devices—iPhone — better
Requires iOS15.6 — better17.0
Further details — not scored
Size10 MB1 MB
Age rating4+4+
DeveloperJun TakahashiVitalii Kikot

In-app purchases

None

レンズ何持ってく?

No in-app purchases

None

Lens Simulator

No in-app purchases

Questions

Is レンズ何持ってく? free?
レンズ何持ってく? is free to download, with no in-app purchases.
Is Lens Simulator free?
Lens Simulator costs $3.99, with no in-app purchases.

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