Fruitful Registry
Home › Photo & Video
Zone System icon

Zone System

Davin Nguyen
Exposure & development tool
Open in App Store ↗
PG flag PG
USen-USNLnlAEen-GBAFen-GBAGen-GBAIen-GBALen-GBAMen-GBAOen-GBARes-MXATde-DEAUen-AUAZen-GBBAen-GBBBen-GBBEen-GBBFen-GBBGen-GBBHen-GBBJen-GBBMen-GBBNen-GBBOes-MXBRpt-BRBSen-GBBTen-GBBWen-GBBYen-GBBZen-GBCAen-CACDen-GBCGen-GBCHde-CHCIfr-FRCLes-MXCMfr-FRCNzh-Hans-CNCOes-MXCRes-MXCVen-GBCYen-GBCZen-GBDEde-DEDKen-GBDMen-GBDOes-MXDZen-GBECes-MXEEen-GBEGen-GBESes-ESFIen-GBFJen-GBFMen-GBFRfr-FRGAfr-FRGBen-GBGDen-GBGEen-GBGHen-GBGMen-GBGRen-GBGTes-MXGWen-GBGYen-GBHKzh-Hant-HKHNes-MXHRen-GBHUen-GBIDen-GBIEen-GBILen-GBINen-GBIQen-GBISen-GBITitJMen-GBJOen-GBJPjaKEen-GBKGen-GBKHen-GBKNen-GBKRkoKWen-GBKYen-GBKZen-GBLAen-GBLBen-GBLCen-GBLKen-GBLRen-GBLTen-GBLUen-GBLVen-GBLYen-GBMAen-GBMDen-GBMEen-GBMGen-GBMKen-GBMLen-GBMMen-GBMNen-GBMOzh-Hant-HKMRen-GBMSen-GBMTen-GBMUen-GBMVen-GBMWen-GBMXes-MXMYen-GBMZen-GBNAen-GBNEen-GBNGen-GBNIes-MXNOen-GBNPen-GBNRen-GBNZen-AUOMen-GBPAes-MXPEes-MXPGen-GBPHen-GBPKen-GBPLen-GBPTpt-PTPWen-GBPYes-MXQAen-GBROen-GBRSen-GBRUruRWen-GBSAen-GBSBen-GBSCen-GBSEsvSGen-GBSIen-GBSKen-GBSLen-GBSNen-GBSRen-GBSTen-GBSVes-MXSZen-GBTCen-GBTDen-GBTHen-GBTJen-GBTMen-GBTNen-GBTOen-GBTRen-GBTTen-GBTWzh-Hant-TWTZen-GBUAen-GBUGen-GBUYen-GBUZen-GBVCen-GBVEes-MXVGen-GBVNen-GBVUen-GBXKen-GBYEen-GBZAen-GBZMen-GBZWen-GB
175 of 175 storefronts
Content in en-US
Age Rating
4+
Years
Developer
Davin Nguyen
Language
EN
Size
12.5
MB

Information

Apple ID6741873549
Bundle IDcom.davin.ZoneSystem
SellerSeller
Min iOS17
Min macOS14.0
Device familieswatch, iphone, realityDevice, ipad
Released2025-02-12
Copyright© Davinese
WebsiteLink ↗
Privacy policyLink ↗

Preview 4 platforms

iPhone 6 images

iPhone screenshot
iPhone screenshot
iPhone screenshot
iPhone screenshot
iPhone screenshot
iPhone screenshot

iPad 5 images

iPad screenshot
iPad screenshot
iPad screenshot
iPad screenshot
iPad screenshot

Apple Watch 5 images

Apple Watch screenshot
Apple Watch screenshot
Apple Watch screenshot
Apple Watch screenshot
Apple Watch screenshot

Apple Vision Pro 5 images

Apple Vision Pro screenshot
Apple Vision Pro screenshot
Apple Vision Pro screenshot
Apple Vision Pro screenshot
Apple Vision Pro screenshot

What’s New Version 2.5.3

Performance improvements

Description

Zone System is a practical tool for applying Ansel Adams’ exposure and development method. • Measure shadows and highlights to set exposure • Get aperture and development (N, N+, N–) calculations • Preview results with film stock presets • Get calculations for aperture, shutter speed, ISO, and EV This app makes the Zone System simpler, faster, and more reliable.

Accessibility

ipadiphonemacrealityDevicetvoswatch

Version history 13 versions

Build 882142459v2.5.32026-02-05 21:07:21
Performance improvements
Build 878441950v2.5.22025-09-28 10:12:05
• Added shutter speed, ISO, and EV calculations • Added Share Feedback option to report errors and to request features
Build 878184006v2.5.12025-09-17 16:43:12
• Bug fixes
Build 877899087v2.52025-09-08 15:34:08
• Added shutter speed, ISO, and EV calculations
Build 877855633v2.4.12025-09-06 07:21:26
• Now on Apple Watch • Bug fixes
Build 877819155v2.42025-09-04 12:49:35
• Now on Apple Watch
Build 877401319v2.32025-08-20 18:39:31
• Simplified experience • Bug fixes
Build 873226597v2.2.12025-03-14 09:57:35
• Bug fixes
Build 873198924v2.22025-03-13 11:48:24
• N Development: Supports both contracted and expanded development in the Zone system. • Highlight & Shadow: A new tab allows you to use highlight and shadow exposure to determine suggested N development and exposure. • Bug Fixes
Build 873131155v2.12025-03-11 16:59:00
• Color Preview: Replace the traditional black and white scale with color to preview how exposure zones will look when developed.
Build 873105593v2.02025-03-10 15:57:59
• Exposure Records: Save your exposure configurations and load them later for quick access.  • Rounded Mode Adjustment: Instead of rounding up (e.g., turning 5.65 into 5.7), extra digits are dropped to show standard f-stop/T-stop values (e.g., 5.65 becomes 5.6). • Tenths Function Improvement: Now displays 0 when empty. 
Build 872485529v1.12025-02-14 06:34:14
• New Calculate Zone Tool: In addition to the calculate stop feature, you can now use the calculate zone tool to instantly compute the correct exposure zone. • Enhanced Display Modes: Improved tenths and rounded display modes for f-stop and t-stop calculations. Now you can switch between exact, rounded, or tenths values with greater clarity, tailored to precision needs.
Build 872453044v1.02025-02-13 03:14:34
App price

Price history by region

Currency
 Show Columns
 Search

Availability 175 of 175 storefronts

RegionLanguagePriceRatingsAvgVersion
US en-USUSD 1.9935.02.5.3
NL nlEUR 1.9913.02.5.3
AE en-GBAED 7.990—2.5.3
AF en-GBUSD 1.990—2.5.3
AG en-GBUSD 1.990—2.5.3
AI en-GBUSD 1.990—2.5.3
AL en-GBUSD 1.990—2.5.3
AM en-GBUSD 1.990—2.5.3
AO en-GBUSD 1.990—2.5.3
AR es-MXUSD 1.990—2.5.3
AT de-DEEUR 1.990—2.5.3
AU en-AUAUD 2.990—2.5.3
AZ en-GBUSD 1.990—2.5.3
BA en-GBEUR 1.990—2.5.3
BB en-GBUSD 1.990—2.5.3
BE en-GBEUR 1.990—2.5.3
BF en-GBUSD 1.990—2.5.3
BG en-GBEUR 1.990—2.5.3
BH en-GBUSD 1.990—2.5.3
BJ en-GBUSD 1.990—2.5.3
BM en-GBUSD 1.990—2.5.3
BN en-GBUSD 1.990—2.5.3
BO es-MXUSD 1.990—2.5.3
BR pt-BRBRL 12.90—2.5.3
BS en-GBUSD 1.990—2.5.3
BT en-GBUSD 1.990—2.5.3
BW en-GBUSD 1.990—2.5.3
BY en-GBUSD 1.990—2.5.3
BZ en-GBUSD 1.990—2.5.3
CA en-CACAD 2.990—2.5.3
CD en-GBUSD 1.990—2.5.3
CG en-GBUSD 1.990—2.5.3
CH de-CHCHF 20—2.5.3
CI fr-FRUSD 1.990—2.5.3
CL es-MXCLP 19900—2.5.3
CM fr-FRUSD 1.990—2.5.3
CN zh-Hans-CNCNY 150—2.5.3
CO es-MXCOP 99000—2.5.3
CR es-MXUSD 1.990—2.5.3
CV en-GBUSD 1.990—2.5.3
CY en-GBEUR 1.990—2.5.3
CZ en-GBCZK 490—2.5.3
DE de-DEEUR 1.990—2.5.3
DK en-GBDKK 190—2.5.3
DM en-GBUSD 1.990—2.5.3
DO es-MXUSD 1.990—2.5.3
DZ en-GBUSD 1.990—2.5.3
EC es-MXUSD 1.990—2.5.3
EE en-GBEUR 1.990—2.5.3
EG en-GBEGP 99.990—2.5.3
ES es-ESEUR 1.990—2.5.3
FI en-GBEUR 1.990—2.5.3
FJ en-GBUSD 1.990—2.5.3
FM en-GBUSD 1.990—2.5.3
FR fr-FREUR 1.990—2.5.3
GA fr-FRUSD 1.990—2.5.3
GB en-GBGBP 1.990—2.5.3
GD en-GBUSD 1.990—2.5.3
GE en-GBUSD 1.990—2.5.3
GH en-GBUSD 1.990—2.5.3
GM en-GBUSD 1.990—2.5.3
GR en-GBEUR 1.990—2.5.3
GT es-MXUSD 1.990—2.5.3
GW en-GBUSD 1.990—2.5.3
GY en-GBUSD 1.990—2.5.3
HK zh-Hant-HKHKD 180—2.5.3
HN es-MXUSD 1.990—2.5.3
HR en-GBEUR 1.990—2.5.3
HU en-GBHUF 9990—2.5.3
ID en-GBIDR 290000—2.5.3
IE en-GBEUR 1.990—2.5.3
IL en-GBILS 7.90—2.5.3
IN en-GBINR 1990—2.5.3
IQ en-GBUSD 1.990—2.5.3
IS en-GBUSD 1.990—2.5.3
IT itEUR 1.990—2.5.3
JM en-GBUSD 1.990—2.5.3
JO en-GBUSD 1.990—2.5.3
JP jaJPY 3000—2.5.3
KE en-GBUSD 1.990—2.5.3
KG en-GBUSD 1.990—2.5.3
KH en-GBUSD 1.990—2.5.3
KN en-GBUSD 1.990—2.5.3
KR koKRW 33000—2.5.3
KW en-GBUSD 1.990—2.5.3
KY en-GBUSD 1.990—2.5.3
KZ en-GBKZT 9990—2.5.3
LA en-GBUSD 1.990—2.5.3
LB en-GBUSD 1.990—2.5.3
LC en-GBUSD 1.990—2.5.3
LK en-GBUSD 1.990—2.5.3
LR en-GBUSD 1.990—2.5.3
LT en-GBEUR 1.990—2.5.3
LU en-GBEUR 1.990—2.5.3
LV en-GBEUR 1.990—2.5.3
LY en-GBUSD 1.990—2.5.3
MA en-GBUSD 1.990—2.5.3
MD en-GBUSD 1.990—2.5.3
ME en-GBEUR 1.990—2.5.3
MG en-GBUSD 1.990—2.5.3
MK en-GBUSD 1.990—2.5.3
ML en-GBUSD 1.990—2.5.3
MM en-GBUSD 1.990—2.5.3
MN en-GBUSD 1.990—2.5.3
MO zh-Hant-HKUSD 1.990—2.5.3
MR en-GBUSD 1.990—2.5.3
MS en-GBUSD 1.990—2.5.3
MT en-GBEUR 1.990—2.5.3
MU en-GBUSD 1.990—2.5.3
MV en-GBUSD 1.990—2.5.3
MW en-GBUSD 1.990—2.5.3
MX es-MXMXN 390—2.5.3
MY en-GBMYR 9.90—2.5.3
MZ en-GBUSD 1.990—2.5.3
NA en-GBUSD 1.990—2.5.3
NE en-GBUSD 1.990—2.5.3
NG en-GBNGN 32000—2.5.3
NI es-MXUSD 1.990—2.5.3
NO en-GBNOK 290—2.5.3
NP en-GBUSD 1.990—2.5.3
NR en-GBUSD 1.990—2.5.3
NZ en-AUNZD 3.990—2.5.3
OM en-GBUSD 1.990—2.5.3
PA es-MXUSD 1.990—2.5.3
PE es-MXPEN 9.90—2.5.3
PG en-GBUSD 1.990—2.5.3
PH en-GBPHP 1290—2.5.3
PK en-GBPKR 5000—2.5.3
PL en-GBPLN 9.990—2.5.3
PT pt-PTEUR 1.990—2.5.3
PW en-GBUSD 1.990—2.5.3
PY es-MXUSD 1.990—2.5.3
QA en-GBQAR 7.990—2.5.3
RO en-GBRON 9.990—2.5.3
RS en-GBEUR 1.990—2.5.3
RU ruRUB 1990—2.5.3
RW en-GBUSD 1.990—2.5.3
SA en-GBSAR 9.990—2.5.3
SB en-GBUSD 1.990—2.5.3
SC en-GBUSD 1.990—2.5.3
SE svSEK 290—2.5.3
SG en-GBSGD 2.980—2.5.3
SI en-GBEUR 1.990—2.5.3
SK en-GBEUR 1.990—2.5.3
SL en-GBUSD 1.990—2.5.3
SN en-GBUSD 1.990—2.5.3
SR en-GBUSD 1.990—2.5.3
ST en-GBUSD 1.990—2.5.3
SV es-MXUSD 1.990—2.5.3
SZ en-GBUSD 1.990—2.5.3
TC en-GBUSD 1.990—2.5.3
TD en-GBUSD 1.990—2.5.3
TH en-GBTHB 790—2.5.3
TJ en-GBUSD 1.990—2.5.3
TM en-GBUSD 1.990—2.5.3
TN en-GBUSD 1.990—2.5.3
TO en-GBUSD 1.990—2.5.3
TR en-GBTRY 99.990—2.5.3
TT en-GBUSD 1.990—2.5.3
TW zh-Hant-TWTWD 600—2.5.3
TZ en-GBTZS 59000—2.5.3
UA en-GBUSD 1.990—2.5.3
UG en-GBUSD 1.990—2.5.3
UY en-GBUSD 1.990—2.5.3
UZ en-GBUSD 1.990—2.5.3
VC en-GBUSD 1.990—2.5.3
VE es-MXUSD 1.990—2.5.3
VG en-GBUSD 1.990—2.5.3
VN en-GBVND 590000—2.5.3
VU en-GBUSD 1.990—2.5.3
XK en-GBEUR 1.990—2.5.3
YE en-GBUSD 1.990—2.5.3
ZA en-GBZAR 39.990—2.5.3
ZM en-GBUSD 1.990—2.5.3
ZW en-GBUSD 1.990—2.5.3

Change log 17 changes · PG

✎
releaseNotes updated
Performance improvements
✎
description updated
Zone System is a practical tool for applying Ansel Adams’ exposure and development method. • Measure shadows and highlights to set exposure • Get aperture and
✎
subtitle updated
Exposure & development tool
✎
name updated
Zone System
◆
Version 2.5.3 released
Performance improvements
◆
Version 2.5.2 released
• Added shutter speed, ISO, and EV calculations • Added Share Feedback option to report errors and to request features
◆
Version 2.5.1 released
• Bug fixes
◆
Version 2.5 released
• Added shutter speed, ISO, and EV calculations
◆
Version 2.4.1 released
• Now on Apple Watch • Bug fixes
◆
Version 2.4 released
• Now on Apple Watch
◆
Version 2.3 released
• Simplified experience • Bug fixes
◆
Version 2.2.1 released
• Bug fixes
◆
Version 2.2 released
• N Development: Supports both contracted and expanded development in the Zone system. • Highlight & Shadow: A new tab allows you to use highlight and shadow exposure to determine suggested N development and exposure. • Bug Fixes
◆
Version 2.1 released
• Color Preview: Replace the traditional black and white scale with color to preview how exposure zones will look when developed.
◆
Version 2.0 released
• Exposure Records: Save your exposure configurations and load them later for quick access.  • Rounded Mode Adjustment: Instead of rounding up (e.g., turning 5.65 into 5.7), extra digits are dropped to show standard f-stop/T-stop values (e.
◆
Version 1.1 released
• New Calculate Zone Tool: In addition to the calculate stop feature, you can now use the calculate zone tool to instantly compute the correct exposure zone. • Enhanced Display Modes: Improved tenths and rounded display modes for f-stop an
◆
Version 1.0 released
expanded screenshot